
1) Fish
Found on
https://www.crosswordclues.com/clue/mouthbrooder

Mouthbrooding, also known as oral incubation and buccal incubation, is the care given by some groups of animals to their offspring by holding them in the mouth of the parent for extended periods of time. Although mouthbrooding is performed by a variety of different animals, most notably Darwin`s frog, fishes are by far the most diverse mouthbrood....
Found on
http://en.wikipedia.org/wiki/Mouthbrooder

Fish which protect their eggs and/or young by holding them in the mouth. Some may also clean their young in a similar fashion.
Found on
http://www.aquahobby.com/articles/e_glossary.php

A fish that incubates its egg orally, often continuing to provide oral protection for the fry post-hatching. The sex of the participating parent varies among taxa. Mouthbrooding as a reproductive strategy has evolved independently in many, distantly related groups of fishes.
Found on
http://www.encyclo.co.uk/visitor-contributions.php

Waters:Fresh Waters of Asia and Africa; fish farms in North and South America Description (in water): Similar in shape to sunfish and variously colored (pale red, white, gray, or gray-blue); can range in size from 1 to 5 lbs. Description (in market): Tilapia has white or pinkish flesh that's firm, low in fat, sweet and mild in flavor. The tender skin is edible. ...
Found on
http://www.encyclo.co.uk/visitor-contributions.php

The Mouthbrooder (Sarotherodon niloticus) is a freshwater fish of the family Cichlidae, widespread in central Africa and along the Nile. It grows to 50 centimetres long and has a deep, compressed body. The female broods the eggs in her mouth (hence the name). In some areas it is an important food fish.
Found on
http://www.probertencyclopaedia.com/browse/BM.HTM
No exact match found.