Richard Herrmann / Pacific Bluefin Tuna (Thunnus orientalis) hunting Northern Anchovy (Engraulis mordax), Nine Mile Bank, San Diego, California

Shane Gross / Lemon shark pup (Negaprion brevirostris) in mangrove forest which acts as a nursery for juveniles of this species. Eleuthera, Bahamas.

Shane Gross / Lemon shark pup (Negaprion brevirostris) in mangrove forest which acts as a nursery for juveniles of this species. Eleuthera, Bahamas.

Shane Gross / Lemon shark pup (Negaprion brevirostris) in mangrove forest which acts as a nursery for juveniles of this species. Eleuthera, Bahamas.

David Fleetham / Lemon sharks (Negaprion brevirostris) viewed from below. West End, Grand Bahamas, Caribbean.

David Fleetham / Lemon shark (Negaprion brevirostris) viewed from below. West End, Grand Bahamas, Caribbean.

Franco Banfi / Lemon shark (Negaprion brevirostris) Northern Bahamas, Caribbean Sea, Atlantic Ocean

Todd Mintz / Lemon shark (Negaprion brevirostris) at surface, Bahamas, Caribbean

Jeff Rotman / Lemon shark (Negaprion brevirostris) close up of eye, Bimini, Bahamas

Jeff Rotman / Close-up of gills of Lemon shark (Negaprion brevirostris)

Alex Mustard / Lemon shark (Negaprion brevirostris) in shallow water with reflection at the surface. Little Bahama Bank, Bahamas.

Alex Mustard / Lemon shark (Negaprion brevirostris) in shallow water at the surface, split level. Little Bahama Bank, Bahamas. West Atlantic Ocean.

Alex Mustard / Lemon shark (Negaprion brevirostris) under sun rays. Little Bahama Bank, Bahamas. West Atlantic Ocean.