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24 Cards in this Set

  • Front
  • Back
biological clock
an internal control of natural cycles
camouflage
the coloration and/or texture that enables an animal to blend in
with its environment
circadian rhythm
a natural, daily cycle
communication
a transfer of a signal from one animal to another that results in some type of response
consumer
an organism that eats producers or other organisms for energy
embryo
an organism in the earliest stage of development
estivation
a period of reduced activity that some animals experience in the summer
hibernation
a period of inactivity that some animals experience in winter that allows them to survive on stored body fat
innate behavior
a behavior that is influenced by genes and does not depend on learning
invertebrate
an animal without a backbone
landmark
a fixed object used to determine location during navigation
learned behavior
a behavior that has been learned from experience or observation
migrate
to travel from one place to another in response to the seasons or environmental conditions
multicellular
made of many cells
organ
combination of two or more tissues that work together to perform a specific function in the body
social behavior
the interaction between animals of the same species
territory
an area occupied by one animal or a group of animals from which
other members of the species are excluded
tissue
a group of similar cells that work together to perform a specific job in
the body
vertebrate
an animal with a skull and a backbone; includes mammals, birds, reptiles, amphibians, and fish
history
written and other recorded events of people
prehistory
time before writing was invented
archaeologist
a scientist who examines objects to learn about the human past
oral traditions
stories passed down by word of mouth
geography
the study of Earth’s surface and the processes that shape it