classification

fossils

genetics

reproduction

skeleton

digestive system

cardiovascular system

speciation and natural selection

cell division

classification

kidney function

Taxonomic Classification:

Organism: an individual living thing that functions as a complete system, capable of growth, reproduction, metabolism and response to stimuli

mammalia:

breathe air with lungs

warm blooded (exothermic)

feed their young with milk

have hair/fur

live on land

give birth to live young

aves:

lay hard-shelled eggs

have ear holes instead of ears

warm blooded (endothermic)

have 2 legs

have feather, wings and beaks

reptilia:

have ear holes instead of ears

lay leathery or soft shelled eggs

have dry scaly skin

cold blooded (ectothermic)

amphibia:

have ear holes instead of ears

lay many eggs

breath with lungs and gills

cold blooded (ectothermic)

have wet, smooth skin

webbed feet

Pisces

breath underwater using gills, not lungs

lay many eggs

cold blooded (ectothermic)

live underwater

have scales and fins

kestrel

animalia

chordata

aves

falconiformes

falconidae

falco

tinnunculus

lemon shark

animalia

chordata

chondricthyes

carcharhiniformes

carcharhinidae

negaprion

black bear

animalia

chordata

mammalia

carnivora

ursidae

ursus

americanus