Select the invertebrate.
beluga whale common ostrich common toad hissing cockroach
Hint: Insects, spiders, and worms are invertebrates.
Vertebrates and invertebrates are both groups of animals.
A vertebrate has a backbone. The backbone is made of many bones in an animal's back. A vertebrate's backbone helps connect the different parts of its body. In the drawings below, each vertebrate's backbone is colored orange.
An invertebrate does not have a backbone. In fact, invertebrates do not have any bones! Some invertebrates have an outer cover on their body called an exoskeleton. Other invertebrates have a soft body.
A common toad is an amphibian. Like other amphibians, a common toad is a vertebrate. It has a backbone.
A beluga whale is a mammal. Like other mammals, a beluga whale is a vertebrate. It has a backbone.
A hissing cockroach is an insect. Like other insects, a hissing cockroach is an invertebrate. It does not have a backbone. It has an exoskeleton.
A common ostrich is a bird. Like other birds, a common ostrich is a vertebrate. It has a backbone.