1. Beaked whales live in the open ocean and spend their time deep diving for squid.
2. Most beaked whales have two throat grooves in the shaped of a V.
3. The family Ziphiidae (scientific name for the beaked whale family) has been around since the Miocene epoch, about 23 to 5 million years ago.
4. Many beaked whales do not have teeth, adult males may have one or two pairs on the lower jaw.
5. Beaked whales do not have the familiar notch in their tail.
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