Herpetological Highlights

The mirror test is often used to try and determine if animals have self recognition. If they recognise it is them in the mirror, they will react to a change in their appearance. But for snakes, sight is not the primary sense, so scientists have had to get a bit more creative. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Freiburger T, Miller N, Skinner M. 2024. Olfactory self-recognition in two species of snake. Proceedings of the Royal Society B: Biological Sciences 291:20240125. DOI: 10.1098/rspb.2024.0125. Other Links/Mentions: Maggie Koerth-Baker. 2010. Kids (and Animals) Who Fail Classic Mirror Tests May Still Have Sense of Self. https://www.scientificamerican.com/article/kids-and-animals-who-fail-classic-mirror/ Fejervarya cancrivora call by Zaharil Dzulkafly from: AmphibiaWeb - Fejervarya cancrivora Crocodile sister hero: https://www.bb

Common grass snakes are a widespread European species that are often spotted by people and recorded using apps. To the surprise of scientists, they have an interesting nightlife. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Spaseni P, Sahlean TC, Gherghel I, Zamfirescu  Ștefan R, Petreanu IC, Melenciuc R, Alistar CF, Gavril VD, Strugariu A. 2024. Natrix natrix after dark: citizen science sheds light on the common grass snake’s nightlife. PeerJ 12:e17168. DOI: 10.7717/peerj.17168. Species of the Bi-Week: Gabriel H, Rothe L-D, Köhler J, Rakotomanga S, Edmonds D, Galán P, Glaw F, Lehtinen RM, Rakotoarison A, Vences M. 2024. Unexpected diversity and co-occurrence of phytotelmic frogs (Guibemantis) around Andasibe, one of the most intensively surveyed amphibian hotspots of Madagascar, and descriptions of three new species. Zootaxa 5397:451–485. DO

This episode we chat about the thousands of frog ancestors whose stories can still be heard in the DNA of modern frogs. How did these frogs from the past deal with dramatic changes, and is modern urbanisation having a sizable effect today? Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Moran PA, Bosse M, Mariën J, Halfwerk W. 2024. Genomic footprints of (pre) colonialism: Population declines in urban and forest túngara frogs coincident with historical human activity. Molecular Ecology 33:e17258. DOI: 10.1111/mec.17258. Editing and Music: Podcast edited by Alex – https://www.fiverr.com/alexanderroses Intro/outro – Treehouse by Ed Nelson Species Bi-week theme – Michael Timothy Other Music – The Passion HiFi, https://www.thepassionhifi.com

This episode is all about questioning the assumption that snake male-male combat is driven by competition for mates. We look at a paper that presents evidence showing that food might be behind the combat. Species of the Bi-week returns for a variable and vibrant viper. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Farrell TM, Gull HC, Boyce FS, Richter SC. 2024. Ritualized male–male combat resulting from intraspecific food competition in three Agkistrodon species. Journal of Ethology 42:83–88. DOI: 10.1007/s10164-024-00806-8. Species of the Bi-Week: Arteaga A, Pyron RA, Batista A, Vieira J, Meneses Pelayo E, Smith EN, Barrio Amorós CL, Koch C, Agne S, Valencia JH, Bustamante L, Harris KJ. 2024. Systematic revision of the Eyelash Palm-Pitviper Bothriechis schlegelii (Serpentes, Viperidae), with the description of five new species and revalidati

Killing snakes is bad karma, but it might also be bad for business. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Shine R, Dunstan N, Abraham J, Mirtschin P. 2023. Why Australian farmers should not kill venomous snakes. Animal Conservation:acv.12925. DOI: 10.1111/acv.12925. Other Links/Mentions: Pseudothecadactylus australis Gecko call courtesy of Jari Cornelis Editing and Music: Podcast edited by Alex – https://www.fiverr.com/alexanderroses Intro/outro – Treehouse by Ed Nelson Species Bi-week theme – Michael Timothy Other Music – The Passion HiFi, https://www.thepassionhifi.com

Giant garter snakes are big beasts that like wetland areas - we chat about how they get on when faced with the challenge of moving to a new wetland. Then, a brand new species of banded venomous snake has been discovered in Thailand. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Nguyen AM, Halstead BJ, Todd BD. 2024. Effect of translocation on home range and movements of giant gartersnakes. Global Ecology and Conservation 49:e02789. DOI: 10.1016/j.gecco.2023.e02789. Species of the Bi-Week: Aksornneam A, Rujirawan A, Yodthong S, Sung Y-H, Aowphol A. 2024. A new species of krait of the genus Bungarus (Squamata, Elapidae) from Ratchaburi Province, western Thailand. Zoosystematics and Evolution 100:141–154. DOI: 10.3897/zse.100.116601 Other Mentioned Papers/Studies: Booth, C. L. (1990). Evolutionary significance of ontogenetic colour change in anim

Anoles are adaptable creatures, but can they make the most of artificial light? Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Taylor LA, Thawley CJ, Pertuit OR, Dennis AJ, Carson IR, Tang C, Johnson MA. 2022. Artificial light at night alters diurnal and nocturnal behavior and physiology in green anole lizards. Physiology & Behavior 257:113992. DOI: 10.1016/j.physbeh.2022.113992. Editing and Music: Podcast edited by Alex – https://www.fiverr.com/alexanderroses Intro/outro – Treehouse by Ed Nelson Species Bi-week theme – Michael Timothy Other Music – The Passion HiFi, https://www.thepassionhifi.com

Hibernation is a pretty extreme biological process that shouldn’t be undertaken lightly. Bearded dragons are one of many beasts that have it perfected, and in this episode we look at how. Species of the Bi-week is back with a new strange skinned snake. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Capraro A, O’Meally D, Waters SA, Patel HR, Georges A, Waters PD. 2019. Waking the sleeping dragon: gene expression profiling reveals adaptive strategies of the hibernating reptile Pogona vitticeps. BMC Genomics 20:460. DOI: 10.1186/s12864-019-5750-x. Species of the Bi-Week: Li H, Zhu L-Q, Xiao B, Huang J, Wu S-W, Yang L-X, Zhang Z-Q, Mo X-Y. 2024. A new species of the genus Achalinus (Squamata, Xenodermatidae) from southwest Hunan Province, China. ZooKeys 1189:257–273. DOI: 10.3897/zookeys.1189.112784. Other Mentioned Papers/Studies: Natusch D, Lyo

Tortoises return to an island in the Galapagos and prove themselves to be solid ecosystem engineers. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Tapia Aguilera W, Gibbs JP. 2023. Rewilding giant tortoises engineers plant communities at local to landscape scales. Conservation Letters 16:e12968. DOI: 10.1111/conl.12968. Other Mentioned Papers/Studies: Loconsole M, Stancher G, Versace E. 2023. Crossmodal association between visual and acoustic cues in a tortoise (Testudo hermanni). Biology Letters 19:20230265. DOI: 10.1098/rsbl.2023.0265. Starck, J. M., Schrenk, F., Schröder, S., & Pees, M. (2022). Malformations of the sacculus and the semicircular canals in spider morph pythons. Plos one, 17(8), e0262788. Other Links/Mentions: Scinax crospedospilus by Mario Sacramento from https://amphibiaweb.org/cgi/amphib_query?where-genus=Scinax&whe

Caecilians, the strange underground amphibians, are known to let their babies eat their skin. But the full benefits of this practice are only now becoming clear. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Kouete MT, Bletz MC, LaBumbard BC, Woodhams DC, Blackburn DC. 2023. Parental care contributes to vertical transmission of microbes in a skin-feeding and direct-developing caecilian. Animal Microbiome 5:28. DOI: 10.1186/s42523-023-00243-x. Species of the Bi-Week: Li S-Z, Liu J, Ke X-C, Cheng G, Wang B. 2024. A new species of Amolops (Amphibia, Anura, Ranidae) from Guizhou Province, China. ZooKeys 1189:33–54. DOI: 10.3897/zookeys.1189.115621. Other Mentioned Papers/Studies: Starck, J. M., Schrenk, F., Schröder, S., & Pees, M. (2022). Malformations of the sacculus and the semicircular canals in spider morph pythons. Plos one, 17(8), e0262

A wildly ambitious study which fundamentally alters the ecology of islands? Count us in. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Lapiedra O, Morales N, Yang LH, Fernández‐Bellon D, Michaelides SN, Giery ST, Piovia‐Scott J, Schoener TW, Kolbe JJ, Losos JB. 2023. Predator‐driven behavioural shifts in a common lizard shape resource‐flow from marine to terrestrial ecosystems. Ecology Letters:ele.14335. DOI: 10.1111/ele.14335. Other Mentioned Papers/Studies: Kim KS, Lockley MG, Lim JD, Bae SM, Romilio A. 2020. Trackway evidence for large bipedal crocodylomorphs from the Cretaceous of Korea. Scientific Reports 10:8680. DOI: 10.1038/s41598-020-66008-7. Other Links/Mentions: Amos J. 2020. Fossil tracks left by an ancient crocodile that “ran like an ostrich.” https://www.bbc.co.uk/news/science-environment-53011567  Barbados frogs: https://www.you

More evidence of social behaviour in snakes, this time from snakes that live underwater. Then we chat about a new species of alligator-looking lizard. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Somaweera R, Udyawer V, Amarasinghe AAT, De Fresnes J, Catherall J, Molchanova G. 2023. Apparent coordinated and communal hunting behaviours by Erabu sea krait Laticauda semifactiata. Scientific Reports 13:21471. DOI: 10.1038/s41598-023-48684-3. Species of the Bi-Week: Clause AG, Luna-Reyes R, Mendoza-Velázquez OM, Nieto-Montes De Oca A, Solano-Zavaleta I. 2024. Bridging the gap: A new species of arboreal Abronia (Squamata: Anguidae) from the Northern Highlands of Chiapas, Mexico. PLOS ONE 19:e0295230. DOI: 10.1371/journal.pone.0295230. Other Mentioned Papers/Studies: Shine, R., Shine, T., Shine, J. M. & Shine, B. G. Synchrony in capture dates su

Royal pythons, ball pythons, regardless of their name the colour morphs can be stunning. But have folk found what gene is responsible? And can that gene create the same patterns in other reptiles? Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Garcia-Elfring A, Sabin CE, Iouchmanov AL, Roffey HL, Samudra SP, Alcala AJ, Osman RS, Lauderdale JD, Hendry AP, Menke DB, Barrett RDH. 2023. Piebaldism and chromatophore development in reptiles are linked to the tfec gene. Current Biology 33:755-763.e3. DOI: 10.1016/j.cub.2023.01.004. Other Mentioned Papers/Studies: Chavan UM, Borkar MR. 2023. Observations on cooperative fishing, use of bait for hunting, propensity for marigold flowers and sentient behaviour in Mugger Crocodiles Crocodylus palustris (Lesson, 1831) of river Savitri at Mahad, Maharashtra, India. Journal of Threatened Taxa 15:23750–23762.

Urban environments can be dramatically different from natural ones. New challenges face any animal finding themselves in the big city. This episode we look at some tiny chameleons adapting to urban life, and now differ from their country relatives.  Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Petford MA, Herrel A, Alexander GJ, Tolley KA. 2023. Differences between urban and natural populations of dwarf chameleons (Bradypodion damaranum): a case of urban warfare? Urban Ecosystems. DOI: 10.1007/s11252-023-01474-1. Species of the Bi-Week: Sitthivong S, Brakels P, Xayyasith S, Maury N, Idiiatullina S, Pawangkhanant P, Wang K, Van Nguyen T, A. Poyarkov N. 2023. Hiding on jagged karst pinnacles: A new microendemic genus and species of a limestone-dwelling agamid lizard (Squamata: Agamidae: Draconinae) from Khammouan Province, Laos. Zoological Res

An arms race between newts and snakes means biological warfare.  Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Gilbert AL, Cabrera S, Hague MTJ, Stokes AN, Feldman CR, Hanifin CT, Brodie ED, Brodie ED. 2023. Phenotypic outcomes of predator–prey coevolution are predicted by landscape variation in climate and community composition. Functional Ecology 37:2170–2180. DOI: 10.1111/1365-2435.14360. Other Mentioned Papers/Studies: Calhoun, D. M., Bucciarelli, G. M., Kats, L. B., Zimmer, R. K., & Johnson, P. T. (2017). Noxious newts and their natural enemies: Experimental effects of tetrodotoxin exposure on trematode parasites and aquatic macroinvertebrates. Toxicon, 137, 120-127. Williams, B. L., Hanifin, C. T., Brodie, E. D., & Brodie III, E. D. (2010). Tetrodotoxin affects survival probability of rough-skinned newts (Taricha granulosa) faced

New research sets out to work out what the meadow vipers like. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Mizsei E, Budai M, Móré A, Rák G, Radovics D, Bancsik B, Wenner B, Márton S, Korsós Z, Lengyel S, Vadász C. 2023. Management impacts on three reptile species ( Vipera ursinii , Lacerta agilis , Lacerta viridis ) in sandy grasslands in Hungary: Mowing should be avoided. Conservation Science and Practice:e13048. DOI: 10.1111/csp2.13048. Species of the Bi-Week: Jablonski D, Ribeiro-Júnior MA, Simonov E, Šoltys K, Meiri S. 2023. A new, rare, small-ranged, and endangered mountain snake of the genus Elaphe from the Southern Levant. Scientific Reports 13:4839. DOI: 10.1038/s41598-023-30878-4. Other Mentioned Papers/Studies: Gould E, et al. 2023. Same data, different analysts: variation in effect sizes due to analytical decisions in ecology and

Gopher tortoises build wonderful and important burrows, but what happens when an invasive species decides to move in. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Durso A, Rivero J. 2023. Black spiny-tailed iguana (Ctenosaura similis) use of gopher tortoise (Gopherus polyphemus) burrows in Buckingham, Florida. Florida Field Naturalist 51:58–73. DOI: 10.6084/M9.FIGSHARE.24021423. Other Mentioned Papers/Studies: Lopes RJ, Pinho CJ, Santos B, Seguro M, Mata VA, Egeter B, Vasconcelos R. 2019. Intricate trophic links between threatened vertebrates confined to a small island in the Atlantic Ocean. Ecology and Evolution 9:4994–5002. DOI: 10.1002/ece3.5105. Other Links/Mentions: Cuban Treefrog sound from Ariel Rodríguez & Roberto Alonso via: AmphibiaWeb 2009 Osteopilus septentrionalis: Cuban Treefrog <https://amphibiaweb.org/species/1019>

We are relatively familiar with modern snake bite advice, but what snakes did the ancient Egyptians deal with? Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: McBride E, Winder IC, Wüster W. 2023. What Bit the Ancient Egyptians? Niche Modelling to Identify the Snakes Described in the Brooklyn Medical Papyrus. Environmental Archaeology:1–14. DOI: 10.1080/14614103.2023.2266631. Species of the Bi-Week: Liedtke HC, Malonza PK, Wasonga DV, Müller H, Loader SP. 2023. A new genus and species of toad from Mount Kenya illuminates East African montane biogeography. Zoological Journal of the Linnean Society:zlad160. DOI: 10.1093/zoolinnean/zlad160. Other Links/Mentions: Ross Mcgibbon calendars https://rmrphotography.com.au/2024-fundraising-calendar/  Editing and Music: Podcast edited by Emmy – https://www.fiverr.com/emmyk10  Intro/outro – Treehouse by Ed

An exciting new study suggests turtles might be social creatures.  Main Paper References: McKnight DT, Serano JC, Thompson DM, Ligon DB. 2023. They really do move in herds: evidence of group living in an aquatic turtle. Animal Behaviour:S0003347223002142. DOI: 10.1016/j.anbehav.2023.08.015. Other Mentioned Papers/Studies: Fernandes IY, Koch ED, Mônico AT. 2023. First record of a snake call in South America: the unusual sound of an ornate snail-eater Dipsas catesbyi. Acta Amazonica 53:243–245. DOI: 10.1590/1809-4392202300431. Other Links/Mentions: Code review preprint: https://ecoevorxiv.org/repository/view/5393/  Editing and Music: Podcast edited by Emmy – https://www.fiverr.com/emmyk10  Intro/outro – Treehouse by Ed Nelson Species Bi-week theme – Michael Timothy Other Music – The Passion HiFi, https://www.thepassionhifi.com

Fire salamanders are the focus of this episode. Like humans, they have been facing a pandemic recently, and new research delves into how populations have been coping. We top it off with a brand new snake species from Vietnam. Become a Patreon: https://www.patreon.com/herphighlights Merch: https://www.redbubble.com/people/herphighlights/shop Full reference list available here: http://www.herphighlights.podbean.com Main Paper References: Erens J, Preissler K, Speybroeck J, Beukema W, Spitzen-van Der Sluijs A, Stark T, Laudelout A, Kinet T, Schmidt BR, Martel A, Steinfartz S, Pasmans F. 2023. Divergent population responses following salamander mass mortalities and declines driven by the emerging pathogen Batrachochytrium salamandrivorans. Proceedings of the Royal Society B: Biological Sciences 290:20230510. DOI: 10.1098/rspb.2023.0510. Species of the Bi-Week: Kane D, Tapley B, La TV, Nguyen LT. 2023. A new species of the genus Rhabdophis Fitzinger, 1843 (Squamata: Colubridae) from the Hoang Lien range, northwes