Venomous Cabbage and The Stickleback Fish

The Stickleback Fish in Its Environment
What type of water do sticklebacks live in?

• Only freshwater lakes

• Only saltwater oceans

• Both lakes/ponds and the Pacific Ocean

• Only rivers

The Stickleback Fish in Its Environment
What is unique about stickleback fish compared to other fish?

• They have no fins

• They have sharp spines and no scales

• They can fly

• They are the largest fish in the ocean

The Stickleback Fish in Its Environment
What do sticklebacks eat?

• Only plants

• Small animals like worms, shrimp, and fish eggs

• Only algae

• Large fish

The Stickleback Fish in Its Environment
Which predator is unexpected but eats sticklebacks?

• Sharks

• Dragonfly nymphs

• Eagles

• Sea turtles

The Stickleback Fish in Its Environment
Why do some sticklebacks have less armor?

• It makes them stronger

• It protects them from predators

• It allows them to swim faster

• It helps them stay warmer

The Stickleback Fish in Its Environment
How do green darner dragonfly nymphs catch sticklebacks?

• They shoot jets of water to move quickly and use their large jaws to catch fish

• They use their wings to fly over the water and scoop up fish

• They wait for fish to die before eating them

• They build traps in the water

The Stickleback Fish in Its Environment
Why are Chinook salmon a dangerous predator for sticklebacks?

• They eat only insects

• They are small and can chase sticklebacks into hiding

• They are large, strong fish that eat smaller fish like sticklebacks

• They only eat sticklebacks when they are young

The Stickleback Fish in Its Environment
Sticklebacks have scales to protect their bodies.

• True

• False

The Stickleback Fish in Its Environment

Sticklebacks can live in both freshwater and saltwater environments.

• True

• False

The Stickleback Fish in Its Environment

The more armor a stickleback has, the faster it can swim.

• True

• False