Entomology
Animal Groups
Animal Records
Anatomy
Animal Diet
100

Unlike spiders, ticks, and scorpions, insects have this many legs. 

What is 6?

100

Capybaras, guinea pigs, and hamsters all belong to this mammalian order, characterized in part by continuously growing incisors. 

What are rodents?

100

This bird is the largest living bird both by height and weight. 

What is the ostrich?

100

This is the largest bone in the legs of a dog, cat, horse, cow, and human.

What is the femur?

100

Animals that primarily eat plants are described by this term. 

What are herbivores?

200

This biological process describes the dramatic change in body form that occurs as an insect develops from an immature stage into an adult. 

What is metamorphosis?

200

This group includes whales, dolphins, and porpoises that represent this mammalian order adapted entirely to aquatic life. 

What are cetaceans?

200

This is the largest living marsupial. 

What is the kangaroo?

200

This is the largest organ of the body and serves as a "barrier" against the external environment. 

What is the skin?

200

This food source is the primary food in a koala's diet despite its low nutritional value and chemical defenses. 

What is eucalyptus?

300

This structure covers/protects the body of an insect and must be shed as the insect grows. 

What is an exoskeleton? 

300
Dogs, bears, raccoons, weasels, and seals are all members of this branch of the order Carnivora, whose name means "dog-like". 

What are caniforms?

300

This mammal has the longest gestation period of any known mammal, lasting roughly 22 months. 

What is the elephant?

300

This bone forms the lower jaw in mammals and is unique among vertebrate jaw bones in articulating directly with the skull. 

What is the mandible?

300

This feeding strategy involves an animal eating dead animals (carrion) it did not kill itself, this is the feeding strategy most famously used by vultures. 

What is scavenging? 

400

This body region of an insect contains both the legs and the wings.

What is the thorax?

400

Pigs, hippos, camels, and deer are all examples of this broad group of hoofed mammals that do not share the same digestive strategy.

What are ungulates?

400

This animal holds the record for the longest confirmed lifespan among vertebrates, with some individuals estimated to live for over several centuries. 

What is the Greenland shark?

400

In birds, this muscular organ is responsible for grinding food, often with the assistance of other swallowed grit. 

What is the gizzard?

400
This term describes an animal that primarily feeds on dead or decaying organic matter rather than live prey. 

What is a detritivore?

500

This insect holds the record for the longest adult lifespan on Earth, living between 25 - 50+ years. 

What is a queen termite?

500

Rabbits and hares were once classified with rodents but are now placed in this separate mammalian order.

What are lagomorphs?

500

This mammal has the highest known blood pressure of any animal, necessary to circulate blood through its massive frame. 

What is the giraffe?

500

Unlike humans, dogs and cats primarily walk on their toes, making them members of this locomotor category. 

What are digitigrades?

500

An animal that specializes in eating nectar is called this. 

What is a nectarivore?