Amphibians (frogs, newts, toads and salamanders).
Tetrapods
Vertebrates are animals with a backbone, so some vertebrates live in water (e.g. fish) but others live on land (e.g. cows).
they all have backbones and they have to live in water or in land
amphibians
Amphibious .
It is called a watershed!
About 70%, like most land vertebrates.
Yes, all of the vertebrates can except fish.
The first land vertebrates appeared in the: Devonian
tadpoles,frogs
amphibians
The blue whale in water, and elephants on land.