A fish's size, fins, and shape can tell us a lot about them! Learners explore fish anatomy to see how species use camouflage, scales, shape, and coloration to survive. The activity includes advanced vocabulary such as fusiform shape,...

Life comes in all different shapes and sizes, and fish are no exception. Here, young scientists create fish prints as they learn how specific characteristics allow different species to survive in their particular habitats.

Create clay whistles with your elementary or middle school students. The project is outlined in great detail here, complete with step-by-step photographs, finished examples, a materials list, student handouts, and a rubric. Students...

Provides illustrations and information about fish anatomy.

This site, which is given by LookD.com, provides a basic overview of fish anatomy. The information is medium in length, and factual, making it worth checking out on the subject.

Provides information on, and photographs of, the primitive fish classes. Discusses the Superclass Agnatha, the Class Chondrichthyes, and the Osteichthyes. Very interesting, with lots of pictures!

Provides descriptions and illustrations of how fish swim.

A very good external anatomy site for sharks in particular.

This site provides a wealth of information regarding bony fishes. Content includes a focus on their habitat, distribution, physical characteristics, senses, behavior, diet and eating habits, reproduction, anatomy and physiology, and...

Provides information on the characteristics of bony fish including reproduction and external anatomy.

This site from LookD.com provides information about bony fish circulation systems. The article is very brief, only one paragraph in length, but worth checking out on the subject.

This site provides information about bony fish lateral line system.

This site identifies different characteristics and information related to Bony Fish. Find out some fun facts about these friendly fish when you explore this site.

This site, which is provided for by LookD.com, gives information about bony fish reproduction. The information that is presented is medium in length, and worth checking out on the subject.

This site, which is provided for by LookD.com, gives brief but factual information on the way in which fish swim.

Describes the anatomy of a fish's circulatory system and how the blood circulates in a fish.

This site, which is from LookD.com, provides information about the bony fish gas bladder. The information that is presented at this site is medium in length and interesting, making it worth checking out.

Site gives a quick but decent description of the anatomy of the skin and fins.

Good introduction from Berkeley's department of paleontology, gives a brief history and the defining characteristics of the class of Chondrichthyes.

Chondrostei is a mostly forgotten group of cartilaginous fish which deserves at least one page, and here it is. Good information on a cartilagnous fish.

This interesting site examines the characteristics, distribution, and threats and concerns related to elkhorn coral.

Threats and Concerns, characteristics, and distribution are the topics examined in this informative coral site.

A glossary for terms relating specifically to sharks, many of which are relevant to the entire chondrichthyes class.

Birds have a wide variety of beaks or bills. Some are designed for opening seeds, while others are designed for catching fish or even tearing flesh to eat a small animal. Discover the dynamic uses of beaks and bills.