The Birds
What bone structure allows birds to fly?
Keel
What is the period of time between conception and birth?
Gestation
To what order does the only flying mammals belong in?
Order Chrioptera
What type of wings provide for quick takeoffs and landings?
Elliptical wings
What organ is responsible for producing digestive juices for birds?
Proventriculus
What order do strange-jointed mammals (such as anteaters) belong in?
Order Xenarthra
What are the only mammals to lay eggs?
Monotremes
Short
What are game birds?
A large group of birds that are commonly hunted for sport and food
What is the placenta?
The organ that connects the fetus to its mother's uterus in order to nourish it
What are raptors?
Carnivorous birds equipped with hooked beaks and strong talons
Give an example of an animal in Order Sirenia
What is the purpose of a bird's air sacs?
What is blubber?
A layer of fat under the skin that provides an additional level of insulation, especially to aquatic mammals
What category is a cow?
Even-toed ungulate
What are two reasons that birds have to eat so much?
Flying takes a lot of energy
Being endothermic takes a lot of energy
Compare herbivore vs. carnivore eye placement.
Herbivore: eyes in the sides of their heads
Carnivores - eyes in the front of their heads
How do birds remove nitrogenous waste?
How about mammals?
Birds remove this via uric acid, which is a white substance that leaves via the cloaca.
Mammals produce urine, which is a diluted solution that leaves via the urethra.