University of Florida
University of Florida: Fin Features and Measurements of Sharks
Some very specific information on the measurements and identifying characteristics of sark fins.
University of Florida
University of Florida: Head Features and Measurements of Sharks
Good diagrams of the external features and labels of the head of a shark, the largest member of the chondrichthyes class.
Songs for Teaching
Ichthyology
For younger students, this resource provides the lyrics and a Windows media file (.wma) to teach them how to say Ichthyology and learn the concepts of studying fish.
University of Toronto (Canada)
University of Toronto: Visualization of Pectoral Motion
Provides information and illustrations about the role of pectoral motion in fish locomotion.
University of California
Ucmp: Introduction to Chondrichthyes
Good introduction from Berkeley's department of paleontology, gives a brief history and the defining characteristics of the class of Chondrichthyes.
Biology 4 kids
Biology4 Kids: Bird Anatomy Beautiful Birds
Next to fish, birds are the most abundant vertebrates around. Take a look at the physical traits of birds and how well they adapt to their environments.
Other
The Animals Page
Provides an easy to understand overview of animals from protozoa and echinoderms to insects, mammals, birds, and fish.
University of California
Ucmp: Introduction to Chondrostei
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.
Enchanted Learning
Enchanted Learning: Salmon Life Cycle
Educational site offers an illustration of the salmon life cycle as well as information on salmon reproduction, adaptation to salt water, life span, diet, anatomy, predators and more.
NOAA
Noaa: Fisheries: Elkhorn Coral
This interesting site examines the characteristics, distribution, and threats and concerns related to elkhorn coral.
NOAA
Noaa: Fisheries: Staghorn Coral
Threats and Concerns, characteristics, and distribution are the topics examined in this informative coral site.
CK-12 Foundation
Ck 12: Third Grade Science: Life Sci: Animal Characteristics and Classification
[Free Registration/Login may be required to access all resource tools.] Presents an overview of the major animals groups (mammals, birds, reptiles, amphibians, fish, arthropods, vertebrates, invertebrates, those having live births and...
PBS
Nova: The Hunt
Learn more about the six senses that sharks use to hunt. Descriptions and pictures of each sensory organ are provided.
Other
Pelagic Shark Research Foundation: Glossary
A glossary for terms relating specifically to sharks, many of which are relevant to the entire chondrichthyes class.
Enchanted Learning
Enchanted Learning: Sharks
This site is all about sharks including information on teeth, skeleton, diet, evolution, and more. Includes worksheets and printouts.
Kidport
Kidport: Beaks and Bills
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.
Globio
Glossopedia: Rockhopper Penguins
Rockhopper penguins live in steep, rocky places. The only way they can get around on land is to hop from rock to rock. Rockhoppers grow about 46 cm tall - almost as high as an adult's knee. They are the smallest of the crested penguins....
PBS
Pbs Learning Media: Dissection 101: Dogfish Shark Dissection: Lesson Plan
A lesson plan on how to complete a dogfish shark dissection with a class. Lesson plan includes a procedure, PowerPoint, and quiz.
Other
Pelagic Shark Research: Biology of Sharks
This page is an excellent resource with horn shark information. Numerous images of the horn shark are featured.
Biology Pages
Kimball's Biology Pages: Animal Circulatory Systems
This page has information on different types of animal circulatory systems. Scroll to the bottom of the page to find out about mammals.
BBC
Bbc: Nature Wildfacts: Great White Shark
This resource provides detailed information about great white sharks.
Unique Australian Animals
Unique Australian Animals: Giant Australian Cuttlefish
The Unique Australian Animals site devotes a page with pictures and facts about the about the Giant Australian Cuttlefish.
Unique Australian Animals
Unique Australian Animals: Sawfish
Use this site to learn more about the Sawfish with this brief description and images.