Holozoic 



Refers to a heterotrophic animal that ingests solid food, 

 digesting it internally. 



Homeostasis 



The maintenance of constancy or a high degree of uni- 

 formity in functions of an organism or interactions of indi- 

 viduals in a population or community under changing 

 conditions, because of the capabilities of organisms to make 

 adjustments. Perceptual homeostasis is the state of maximum 

 predictability and control of environmental stimuli by an 

 organism, cf. Steady state, Stabilization. 



Homeotherm 



See Homoiotherm. 



Home Range 



The area around an animal's established home which is 

 traversed in its normal activities, cf. Territory. 



Homesite 



The location of the nest or resting place that is in 

 regular use by an animal. 



Homing 



The reaction of an animal to return to a given place 

 after displacement, e.g., homing pigeons. 



Homogeneity 



Refers to the regularity in the distribution and abun- 

 dance of the species in a community or area. cf. Frequency, 

 Homoteneity. 



Homoiotherm 



An animal which is able to maintain the temperature 

 of the body at an approximate constant level independent 

 of the surrounding medium, "warm-blooded," e.g., birds, 

 mammals, cf. Poikilo therm. 



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