niche
the role a species plays in nature its community and its habitat
shield volcano
a volcano that is shaped like a broad, flat dome
cinder cone volcano
a volcano-shaped like a steep cone-shaped hill, made from cinders and other rock
composite volcano
a cone-shaped volcano made from built-up layers of lava and other rock
caldera
a large crater made when a volcano's magma rapidly erupts
pyroclastic flow
a quick-moving current of hot gases and volcanic matter (the moves away from an erupting volcano)
ectothermic
cold-blooded organisms whose body temperatures depend on their surroundings (like reptiles)
endothermic
warm-blooded animals that kept a constant internal temperature (like mammals)
Pelycosaurs
were one of the most primitive Synapsids, and probably evolved first
Therapsids
thought to be ancestors of modern-day mammals
(included herbivores & carnivores)
Ornithischians
bird-hipped dinosaurs
Saurischians
lizard-hipped dinosaurs, two groups (sauropods & theropods)
Sauropod
huge plant-eating dinosaurs
Theropod
meat-eating dinosaurs
gymnosperm
plants that reproduced with seeds inside pinecone
angiosperm
flowering plants