鲸鱼行走的时代：深时之旅(2019) When Whales Walked: Journeys in Deep Time/When Whales Walked: a Deep Time Journey

鲸鱼行走的时代：深时之旅剧情介绍

鲸鱼行走的时代：深时之旅是一部纪录片片，From voracious crocodiles and acrobatic birds to stupendous whales and majestic elephants, When Whales Walked: Journeys in Deep Time follows top scientists on a global adventure as they follow clues from the fossil record and change what we thought we knew about the evolution of iconic beasts.

A deep dive into the evolutionary history of whales, elephants, crocodiles and birds.