ScienceJohn Michels (Journalist) 1934 |
From inside the book
Results 1-3 of 79
Page 168
... species of hermit crabs and each is adapted to life in a particular stratum . * A gigantic species which lives at depths of from one to sixty fathoms has 26 gills ; another rather small spe- cies that lives in a zone about one meter ...
... species of hermit crabs and each is adapted to life in a particular stratum . * A gigantic species which lives at depths of from one to sixty fathoms has 26 gills ; another rather small spe- cies that lives in a zone about one meter ...
Page 169
... species animals in their relations with each other may be more or less social , indifferent or antagonis- tic . Men conserve and increase cattle ; squirrels and rabbits occupy the same areas without interfering with each other ; brown ...
... species animals in their relations with each other may be more or less social , indifferent or antagonis- tic . Men conserve and increase cattle ; squirrels and rabbits occupy the same areas without interfering with each other ; brown ...
Page 171
... species or a variety . Many biologists hold the belief that a new species has its inception when a group of animals or plants forms a community with a new or a restricted environ- ment.26,2 Regan has stressed what he calls habitu- dinal ...
... species or a variety . Many biologists hold the belief that a new species has its inception when a group of animals or plants forms a community with a new or a restricted environ- ment.26,2 Regan has stressed what he calls habitu- dinal ...
Other editions - View all
Common terms and phrases
Academy acid activities Advancement of Science Agriculture American animals annual appear Association atomic awarded biological Botanical Bureau California carotene cells cent chairman Chem chemical chemistry chromatophore College committee copepods Council culture deuterium director discussion disease effect elected engineering experimental experiments fessor field Friday genetic geographic Geological given glaciers Grand Central Terminal Harvard Medical School Harvard University heavy water held hydrogen increase industrial injected Institute interest investigation isotope Jour laboratory lecture Medal Medicine meeting ment method Museum National nature observed organic papers period physical physiological plants present president problems produced Professor protein recent region reported SCIENCE FRIDAY scientific secretary Section session Sigma Xi sity Smithsonian Institution Building social Society soil solution species Survey temperature tetanus theory tion tissue toxin versity vice-president virus Washington William x-ray xanthophyll York York City