all abouf fish fresh 2017

Quick Fish Truths:
All fish have a spine.
All fish are merciless.
There are three classes of fish: jawless, cartilaginous, and hard..
Angle have been around for 500 million years.
There are around 25,000 distinct types of fish alive today.
There are around 20,000 distinct types of hard fish alive today.
Angle Differing qualities
Fish are isolated up into gatherings of related creatures, called Classes. Beneath you'll discover the name of these classes and a few cases.

Photo	Class	Examples
	Cephalaspidomorphi (sef-ah-LAS-pe-do-MORF-e)	lampreys
	Myxini (mik-SY-ny)	hagfishes
	Chondrichthyes (kon-DRIK-thi-es)	sharks, skates, rays, ratfishes
	Osteichthyes (OS-te-IK-the-es)        Arctic Charr	bony fish, including lungfishes, lobe-finned fishes, and ray-finned fishes

  Activity:
FISH VERSE (Grades 4-7 and older) Memorizing facts and figures can help us learn about animals, but so can poetry.  A poem is an organized way of expressing insight through language, and it reveals something more than is said directly.  For example, here are two descriptions of the same animal.  Can you guess which one?