🌱 Biology

What characteristics are common to fish?

1 answers
Answered Oct 18Biology
Michael MillerStraight A/A* Student from GCSEs to Alevels

1. All fish are cold-blooded 2. Fins are common to all fish and help propel them through water 3. All fish have a swim bladder which allows them to maintain oxygen levels whilst they sleep 4. All fish have gills which help them breathe 5. Fish can sense nearby movements using a lateral line present under their scales. You may find this resource helpful: https://sciencing.com/5-characteristics-fish-common-12059701.html