Snakes, turtles, frogs, and their kin.
Test your knowledge with these top questions!
Egg-eating snakes crack swallowed eggs with which body structure?
Bony projections slice the shell inside the throat so the snake can squeeze out the egg's contents.
A snake anchors one body section, reaches forward, then pulls the rest along. Which gait is this?
Concertina movement works like an accordion and helps snakes grip narrow passages and vertical surfaces.
Vipers protect their long front fangs between strikes by:
A hinge rotates each hollow fang forward when the viper opens its mouth to strike.
WHO guidance rejects which traditional response to a venomous snakebite?
WHO calls wound cutting and suction ineffective or dangerous because they delay proper medical care.
Which snake gait moves straight ahead without side-to-side bends?
In rectilinear motion, belly muscles grip the ground and pull the snake forward through tight spaces.
A harmless snake gains protection by resembling a venomous species. Which mimicry fits this defense?
Batesian mimics copy a warning signal without carrying the dangerous defense that made predators fear it.
Which feature helps snakes swallow prey wider than their heads?
Snake jaws do not unhinge; mobile bones and stretchy ligaments widen the gape.
How do rattlesnakes produce their young?
Rattlesnake young develop inside the mother's body and emerge wrapped in a thin membrane.
Snake antivenom uses which molecules to bind and neutralize venom toxins?
Manufacturers purify antibodies from the plasma of horses or sheep immunized with relevant venoms.
Which pests do corn snakes help control?
Adult corn snakes often hunt mice and rats, earning them a useful place around barns.