Can a shark and a dolphin have babies?

Which pair of animals represents different varieties of the same species, rather than entirely different species?

• A shark and a dolphin

• A coyote and a wolf

• A polar bear and a grizzly bear

• A Labrador Retriever and a Poodle

What is the primary biological criterion for two animals to be considered the same species and able to have babies together?

• They must live in the same habitat.

• They must have similar body shapes and features.

• They must be able to produce offspring that can also have babies.

• They must eat the same types of food.

Which of the following is a significant biological difference between sharks and dolphins?

• Sharks live in freshwater, while dolphins live in saltwater.

• Sharks have gills and lay eggs, while dolphins breathe air and give live birth.

• Sharks are mammals, and dolphins are fish.

• Sharks have fins, and dolphins do not.

What is a common characteristic of offspring resulting from the mating of two different species, such as a coywolf or a pizzly?

• They are always larger and stronger than both parent species.

• They are unable to survive in the wild without human intervention.

• They often have difficulty producing their own offspring.

• They typically have a shorter lifespan than either parent species.