Nick Garbutt / Sumatran pit viper (Trimeresurus sumatranus) juvenile on tree trunk, in tropical rainforest. Danum Valley, Sabah, Borneo, Malaysia.
01622435
David Tipling / Common European adder (Vipera berus) two males fighting over a female. Holt, North Norfolk, England, UK. April
01622434
David Tipling / Common European adder (Vipera berus) two males fighting over a female, Holt, North Norfolk, England, UK. April
01622430
David Tipling / Common European adder (Vipera berus) two males fighting over a female, Holt, North Norfolk, England, UK. April.
01632782
Fabio Pupin / Peringuey's desert adder, (Bitis peringueyi), sidewinding on dune, Namib desert, Namibia, February . Non-ex.
01636650
Pascal Kobeh / Pair of courting Egg-eating / Turtleheaded sea snakes (Emydocephalus annulatus) New Caledonia, Pacific Ocean.
01636649
Pascal Kobeh / Pair of courting Egg-eating / Turtleheaded sea snakes (Emydocephalus annulatus) New Caledonia, Pacific Ocean.
01636648
Pascal Kobeh / Pair of courting Egg-eating / Turtleheaded sea snakes (Emydocephalus annulatus) New Caledonia, Pacific Ocean.
01636647
Pascal Kobeh / Pair of courting Egg-eating sea snakes / Turtleheaded sea snakes (Emydocephalus annulatus) New Caledonia, Pacific Ocean.
01636644
Pascal Kobeh / Close-up of a Egg-eating / Turtleheaded sea snake (Emydocephalus annulatus) with eggs coming out of its mouth, New Caledonia, Pacific Ocean.
01633587
John Cancalosi / Timber rattlesnake (Crotalus horridus) females coiled up in leaf litter, newborn young sheltering under rock. At maternity site, Pennsylvania, USA. August.
01633586
John Cancalosi / Timber rattlesnake (Crotalus horridus) females in undergrowth at maternity site, Pennsylvania, USA. August.
