Animal Vocabulary ESTIVATION n Period of inactivity drop
Animal Vocabulary
ESTIVATION n Period of inactivity, drop in metabolism during hot, dry period
ENDOTHERM n Animal who maintains a steady body temperature.
EXOSKELETON n Hard outer covering made of chitin
POSTERIOR n Term meaning toward the tail end of the organism
INVERTEBRATE Animal that does not have a backbone
PREY n Organism that is hunted for food
CARNIVORE n Animal that eats other animals
DETRITOVORE n Animal that feeds on detritus
OMNIVORE n Animal that eats plants and animals
PARASITE n Organism that relies on another food or shelter and harms the host.
ASYMMETRY n No definite body plan
EXTERNAL FERTILIZATION n Fertilization that occurs outside of the female’s body.
RADIAL SYMMETRY n Body parts arranged around a central point like a wagon wheel
PREDATOR n Organism food that hunts another organism for
SKELETAL SYSTEM n Internal structure for support made of bone or cartilage
CLOSED CIRCULATORY SYSTEM n Circulatory in vessels system where blood is enclosed
VENTRAL n Belly side of the organism
VERTEBRATE n Animal that has a backbone
INTERNAL FERTILIZATION n Fertilization body. that occurs inside the female’s
MIMICRY n Adaptation when one organism closely resembles another more harmful organism.
BILATERAL SYMMETRY n Body parts arranged the same on both sides of the body
SESSILE n Creature that stays attached in one place most of its life
FREE-LIVING n Organism that doesn’t depend on another food or shelter
ECTOTHERM n Animal whose body temperature changes to its surroundings
HIBERNATION Period of inactivity, drop in metabolism during cold periods
ANTERIOR n Term meaning toward the head end of the organism
HERMAPHRODITE n Organism having both male and female reproductive organs.
OPEN CIRCULATORY SYSTEM n Circulatory system where blood is not enclosed in vessels, but bathes the organs
DORSAL n Back of the organism
SCAVENGER n Carnivore that eats the remains of animals
HERBIVORE n Animal plants that eats only plants or parts of
ADAPTATION n ANY change or specialized structure that helps an organism better survive in surroundings.
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