You will hear a recording. Click on the paragraph that best relates to the recording.
Options :-
Baleen whales evolved from land based mammals that are now extinct. Whales are now among endangered species that need to be protected.
Whales appear to have evolved from land based hoofed mammalians that had limbs adapted both to land and water. Some whales have become extinct and some others will do so unless we protect them.
The hoofs of whales are similar to those of land based mammals that were the size of sea lions. Some whales became extinct 50 million years ago, others might if we don't protect them.
Fossil remains point to land based ancestry of whales. Most whale species have since become extinct. Some others have been listed as endangered but are still unprotected.
EduGorilla 1 year, 10 months ago.
