ZOO 4330 Study Guide - Final Guide: Mouthbrooder, Craniate, An Angle
12 Sep 2017
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Be able to distinguish between different orders of fish based on distinguishing characteristics. Are able to eviscerate bodies of dead animals. Seven gill pores on either side of the head. Elongated soft bodies with bulky head and single-gill opening. Most chimaeras have venomous spine located in front of dorsal fin. Only few species live in waters less than 200m. Nasoral grooves are present, connecting external nares to mouth. Small mouth that does not extend past eyes. Have a pair of long barbels along the snout. Likely eat crustaceans and other bottom stuff. Mostly adapted for feeding on bottom or filter feeding. Primarily fish of prey that can maintain higher body temp than surrounding water. Will fuck you up if you fuck with it. Pectoral fins thin and thread like while pelvic fins slightly larger. Elongated with a unique series of dorsal finlets. Nocturna fish that feed on small vertebrates, crustaceans, and. Have spines but everything else has soft rays.
