Sam’s teacher asked him to make observations about animals at the zoo. Sam went to the zoo and filled in these two charts that the teacher gave him.
What is the main difference between the species in Group 1 and Group 2?
Question 3 options:
Group 1 has small organisms, Group 2 has large organisms.
Group 1 are endothermic, Group 2 are exothermic.
Group 1 are vertebrates, Group 2 are invertebrates.
Group 1 has exoskeletons, Group 2 has soft bodies.
