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Maiacetus - Wikipedia
Fossil foetus shows that early whales gave birth on land
Earliest whales gave birth on land - Science News
Fossil Spotlight: Meet Maiacetus, the Mother Whale!
Early Whale with Webbed Feet | Smithsonian Ocean
Maiacetus, the good mother whale - ScienceBlogs
Protocetidae - Wikipedia
Early Whales Gave Birth on Land - NSF - National Science …
A WHALE OF A FETUS | Science - AAAS
New Protocetid Whale from the Middle Eocene of Pakistan: Birth …