« Back to the River lamprey (Lampetra fluviatilis)
The brook lamprey (Lampetra planeri) is the smallest of the British lampreys, and has two dorsal (back) fins which are in close contact…
More about the brook lamprey »
Lampreys are some of the most primitive vertebrates alive today, they are known as cyclostomes, which means 'round mouths' and refers to the…
More about the sea lamprey »
New to ARKive
Did you know that the black mamba is one of the fastest snakes in the world?
Watch the feather-legged assassin bug in action.
Please donate to ARKive
Help us share the wonders of the natural world. Donate today!