Any organism that causes disease.
Pathogen
A lizard’s ability to change color is due to a(n) _____.
Chromatophore
Plants, animals, and fungi are examples of ___ factors.
Biotic Factors
Primates without tails.
Apes
Most common immunological disease.
Allergies
Anything outside of an organism's tolerance range.
Limiting Factor
A retractable group of feathers on the front of a bird’s wing.
Alula
This kind of snake movement is used on sandy ground.
Sidewinding
An organism’s ability to withstand and recover from changes.
Stability
Only marsupial to live outside of Australia.
Opossum
Simplest kind of flight; uses minimal energy.
Gliding
The funtion or "occupation" of a living thing.
Niche
The most numerous of all mammals.
Rodents
Speherical bacteria that typically grows in clusters or chains.
Cocci
Large ridge on a bird's sternum.
Keel
Nocturnal lizard-like reptile that is classified by itself.
Tuatara
The basic unit of ecology.
Ecosystem
Internal life-support capsule.
Endospore
A bird's singing is produced by the __.
Syrinx
These reptiles are only found in India and Burma.
Gharials
This term means to give birth to live young.
Viviparous
Some shore-nesting birds lay their eggs in a scooped-out hollow in the ground called a ______.
Scrape
Lizards with elongated bodies covered in small, shiny, overlapping scales.
Skinks
___ immunity results from heredity, health of the immune system, diet, and exercise.
Innate Immunity
These "dactyls" have an odd number of functional toes.
Perissodactyls