Author: Farkas M. Vivien

The green vine snake (Ahaetulla nasuta) has venom-delivering fangs positioned toward the back of its upper jaw.

The neon tetra stands out with its iridescent blue stripe, silvery underside and bright red marking on the rear part of its body.

The mountain horned dragon is a tree-dwelling reptile from Cambodia and southern Vietnam, active during daylight hours.

A 2025 revision changed the scientific names of many Australian tree frogs. The former Litoria caerulea appears as Pelodryas caerulea in the new classification.

Siliquofera grandis stands out among katydids with its impressive size, leaf-like wings and distinctive hood-shaped pronotum.

Underwoodisaurus milii can produce a distinctive, bark-like sound when threatened, helping it defend itself against potential predators.

Guinea pigs are social animals that benefit from companionship and stable relationships with other guinea pigs.

The common butterfly lizard lives in sandy areas of Southeast Asia, where it digs underground burrows for shelter.

Female Orestes mouhotii are larger and stockier, while males are slimmer and have distinctive horn-like projections on their heads.

The spine-like projections of Cristarmadillidium muricatum give it a unique appearance and may also provide protection from predators.