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Answer:
- Fish were the first animals to evolve backbones.
- The ray-finned fishes are the largest group of fish.
- Some species migrate between freshwater and marine environments to spawn/lay eggs.
- Fish move by creating a wave motion that moves the length of its body.
- Fish are cold-blooded (ectothermic).
- Some species raise their eggs in their mouths.
- The lateral line system on some fish detects variations in water pressure to track prey and predators.
- The first fishes eventually evolved legs and began to walk on land. Later evolving into amphibians then reptiles then dinosaurs.
- Some fish can swim backwards.
- Some fish species are able to change their gender.
- A group or swarm of fish is called a "school".
- The study of fish is called Ichthyology.
- Some fish are cannibals and eat their own species.
- The tiniest fish know to man so far is the anglerfish. They measure up to 7.8 millimetres.
- Goldfish can outlive dogs and cats.
- The oldest ever recorded goldfish was 43 years old before it died.
- Even Ancient Greeks kept goldfish as pets.
- Fish can taste, without even opening their mouths.
- The ray-finned fishes are the largest group of fish.
- Some species migrate between freshwater and marine environments to spawn/lay eggs.
- Fish move by creating a wave motion that moves the length of its body.
- Fish are cold-blooded (ectothermic).
- Some species raise their eggs in their mouths.
- The lateral line system on some fish detects variations in water pressure to track prey and predators.
- The first fishes eventually evolved legs and began to walk on land. Later evolving into amphibians then reptiles then dinosaurs.
- Some fish can swim backwards.
- Some fish species are able to change their gender.
- A group or swarm of fish is called a "school".
- The study of fish is called Ichthyology.
- Some fish are cannibals and eat their own species.
- The tiniest fish know to man so far is the anglerfish. They measure up to 7.8 millimetres.
- Goldfish can outlive dogs and cats.
- The oldest ever recorded goldfish was 43 years old before it died.
- Even Ancient Greeks kept goldfish as pets.
- Fish can taste, without even opening their mouths.
First answer by Skullcandy88.
Last edit by Skullcandy88.
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