Baleen whales’ ancestors have been toothy suction feeders

Trendy whales’ ancestors in all probability hunted and chased down prey, however someway, these fish-consuming hunters advanced into filter-feeding leviathans. An evaluation of a 36.four-million-yr-previous whale fossil means that earlier than baleen whales misplaced their tooth, they have been suction feeders that almost definitely dove down and sucked prey into their mouths. The research additionally exhibits that whales most certainly misplaced the hind limbs that caught out from their our bodies extra just lately than beforehand estimated.
Paleontology News — ScienceDaily

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