Is there any fish in the world that casts a more distinctive shadow? Divers have little trouble recognizing a hammerhead when ...

Because hammerhead worms consume beneficial worms ... them with gloves or wash your hands before touching your eyes or mouth if you handle them without gloves,” Skvarla says.

Scalloped hammerhead on the reef ... But the vast majority of sharks have a buccal (mouth) pump and are not so-called "obligate ram ventilators." (Ram ventilators like hammerheads and great ...