Flip Nicklin / Bottlenose Whale (Hyperoodon ampullatus) cow and calf surfacing, Nova Scotia, Canada

Rebecca Robinson / Illustration of the surface profile with blow and diving behaviour of North Atlantic Bottlenose Whale (Hyperoodon ampullatus).

Yumiko Wakisaka / Bottlenose Whale (Hyperoodon ampullatus)

Robin Chittenden / Northern Bottlenose Whales (Hyperoodon ampullatus) interacting at sea surface. Arctic sea.

Robin Chittenden / Northern Bottlenose Whale (Hyperoodon ampullatus) at sea surface. Arctic sea.

Flip Nicklin / Bottlenose Whale (Hyperoodon ampullatus) surfacing, Nova Scotia, Canada

Flip Nicklin / Bottlenose Whale (Hyperoodon ampullatus) trio surfacing, Nova Scotia, Canada

Flip Nicklin / Beaked Whale (Ziphiidae) pod surfacing

Flip Nicklin / Beaked Whale (Ziphiidae) pod observed by people on boat

Flip Nicklin / Bottlenose Whale (Hyperoodon ampullatus) surfacing, Nova Scotia, Canada

Flip Nicklin / Bottlenose Whale (Hyperoodon ampullatus) surfacing, Nova Scotia, Canada

Flip Nicklin / Bottlenose Whale (Hyperoodon ampullatus) surfacing and about to be hit by suction-cup dart time depth recorder, Nova Scotia, Canada