The longfin mako shark is a very fast swimmer and lives in the deep sea.

The banded houndshark is a species of shark that lives in the seas of Japan.

The zebra bullhead shark is a type of shark that lives on the seafloor.

The Edo oil shark is a type of shark that lives in the deep sea.

The Pacific sleeper shark is a type of large shark that lives in the deep sea.

The blotchy swellshark, as its name suggests, is a type of shark with spots on its body.

The spiny dogfish is a type of fish that lives in the deep sea.

The bonnethead is a type of shark that is difficult to find in the sea.

The scalloped hammerhead is a fish with a very unique shape in the sea.

He was hesitant to start a new business, but I encouraged him by saying, 'There is a danger of tragedy in any attempt.'