or log in
A mammal with features typical of reptiles: it lays eggs and has a cloaca.
Geckos can walk on walls or even ceilings. The animation explains this ability.
Blood vessels in fishes' gills absorb oxygen and release carbon dioxide.
Honeybees produce a sweet and nutritious substance, honey.
This species is an excellent example for symbiosis. Living together with sea anemones they keep...
A species of snake widespread in Europe and Asia.
This bizarre-looking fish uses its bioluminescent lure to catch its prey. The animation...
The cockchafer (or maybug) is a widespread bug in Europe. Its larvae, known as chafer...