Envirothon- Wildlife Words
a behavior performed in the same way each time - ANS-Fixed action pattern
A disease-causing organism - ANS-Pathogen
A group of interacting individuals of the same species or smaller taxa in a common spatial
arrangement - ANS-Population
A group of populations of plants and animals that occupy the same habitat or area and interact
with each other - ANS-Community
A group of related individuals with a shared evolutionary history and able to interbreed and
produce fertile offspring under natural conditions; a category of biological classification
immediately below the genus or subgenus. - ANS-Species
a measure of the average probability that an individual will have two different alleles for any
gene, or the average probability of heterozygous alleles for any gene, per individual, within a
population - ANS-Heterozygosity
A method used to count the number of eggs or chicks in eagle nests, this type of survey is also
used during the winter for counting manatees. - ANS-Aerial Surveys
A naturally occurring species - ANS-Indigenous
A position or activity occupied by a species in reference to other species - ANS-Niche
A severe reduction in the size of, or number of individuals in, a population. Such reductions
often are temporary, with numbers of individuals in a population subsequently increasing -
ANS-Population bottleneck
A species-specific outline showing how a species performs basic behaviors - ANS-Ethogram
a technique using the eye shine of animals spotted with a light at night to estimate population
trends with known coverage and total acreage. Spotlight counts are used primarily with deer
and alligators. - ANS-Spotlight Counts
A tiny bone-like particle or plate-like structure found in the inner ear of fish (and other lower
invertebrates). They can be beneficial to research studies since they grow with the fish and
deposit annual growth rings. - ANS-Otolith
, A type of habitat dominated by woody vegetation composed principally of shrubs or shrub-like
trees - ANS-Scrub
Active by night; the opposite of diurnal - ANS-Nocturnal
Activity patterns associated with a 24-hour cycle - ANS-Circadian rhythms
An act that causes organisms to alter their position, arrangement, or behavior -
ANS-Disturbance
An animal that eats mostly meat - ANS-Carnivore
An animal that eats mostly plants - ANS-Herbivore
An animal that kills and eats other animals - ANS-Predator
An animal which eats a broad range of plant and animal materials - ANS-Omnivore
An ecological system; a natural unit that includes the community of organisms and the physical
environment in which they exist; a cyclic interchange of materials takes place between the living
and nonliving units - ANS-Ecosystem
An inlet from a river; backwater; tideflat; a creek in a marsh - ANS-Slough
An invertebrate of the phylum Arthropoda which includes the crustaceans, insects, centipedes,
millipedes, and arachnids; the largest animal phylum; characterized by jointed appendages,
segmented body, and an exoskeleton - ANS-Arthropod
An official (legal) designation for a species present in its range but in danger of extinction in the
future if current trends (declines in numbers) continue. Additional population declines could lead
the species to be listed as endangered. - ANS-Threatened
An official (legal) designation for a species which is in danger of extinction throughout all or a
significant portion of its range. - ANS-Endangered
An organism that lives by deriving benefit from another organism, usually doing harm to the
organism from which it derives benefit - ANS-Parasite
An organism which is not native to the area where it occurs, that is, introduced - ANS-Exotic
An organism, usually an arthropod, which transports a pathogen - ANS-Vector
Animals that are killed and eaten by other animals - ANS-Prey
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