Endozoochore 



A Propagule such as a seed or a spore which is dispersed 

 by being transported inside of an animal's body. 



Energy Flow 



The intake, conversion, and passage of energy through 

 organisms or through an Ecosystem (q. v.). 



Energy Transformers 



Plants and animals which convert and pass on energy, 

 originally secured from sunlight by plants, from one or- 

 ganism to another as in a food-chain, cf. Energy flow. 



Entomophilous 



Refers to plants that are pollinated by insects, e. g., 

 orchids, cf. Anemophilous. 



Entophagous 



Animals that feed inside of dead leaves and roots, cf. 

 Ectophagous. 



Entropy 



The degradation of energy, a measure of the degree of 

 disorder of a system. 



Environment 



The sum total of all the external conditions which may 

 influence organisms, cf. Habitat, Site. 



Environment, Fitness of 



The suitability of an environment or habitat for main- 

 taining life. 



Environmental Clock 



The influence of environmental factors to initiate proc- 

 esses or activities of organisms, e. g., the initiation of flower- 

 ing in the cocklebur by the Photoperiodic influence of short 

 days and long nights. 



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