Animal coloration; an account of the principal facts and theories relating to the colours and markings of animals (1892)
Beddard, Frank E. (Frank Evers), 1858-1925 · London, S. Sonnenschein & co.; New York, Macmillan & co. · leaf 198
527. WARNING COLORATION. 181 position that the reptile was for some reason or other to beavoided by its foes. Xow, Helodcrum is the only certainlyknown case of a poisonous lizard : it has grooved teeth, whichconduct the poison from the glands which secrete it, con-structed on a plan similar to that… … Fig. 20.— Coral Snake. It is sluggish in its habits until thoroughly roused andinfuriated. For a creature of this kind some advertisementof its deadly qualities is most useful. The poisonous snakesare, perhaps, not as a rule brilliantly coloured, but there areplenty of exceptions to this rule : the…
Color of animals
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