TY  - BOOK
AU  - Attenborough,Richard
ED  - British Broadcasting Corporation.
TI  - The invasion of the land
PY  - 1981///
CY  - Wilmette
PB  - Films Inc.
KW  - Vertebrates
KW  - Evolution
KW  - Marine fauna
KW  - Amphibians
N2  - Naturalist David Attenborough explains how marine vertebrates developed legs and lungs and were thus able to move onto the land. He also describes modern day amphibians, such as the salamanders and frogs
ER  -