Select the vertebrate.
black widow spider bull ant Yangtze alligator atlas moth
Hint: Mammals, birds, fish, reptiles, and amphibians are vertebrates.
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 bull ant is an insect. Like other insects, a bull ant is an invertebrate. It does not have a backbone. It has an exoskeleton.
A Yangtze alligator is a reptile. Like other reptiles, a Yangtze alligator is a vertebrate. It has a backbone.
An atlas moth is an insect. Like other insects, an atlas moth is an invertebrate. It does not have a backbone. It has an exoskeleton.
Like other spiders, a black widow spider is an invertebrate. It does not have a backbone. It has an exoskeleton.