Tall Timbers Research Station And Land Conservancy, Florida And unfortunately, what goes for mammals goes for just about every other animal group ... published by National Geographic Books.

Nurse sharks are mostly nocturnal, meaning they sleep during the day and hunt at night. These sharks grow to be 7.5 to 8 feet (2.3-2.4 meters) and 200 pounds (91 kilograms) on average. Nurse sharks ...

These fish can swim up to 689 feet (210 meters) deep. In the Gulf of Mexico, Atlantic Ocean and Caribbean Sea, the blackbar soldierfish lives among coral reef communities. Blackbar soldierfish are ...