. Beginners zoology. Zoology. Fig. 279. — Gila Monster {Helod£r}?ia suspeciutn), oi Anzona. If poisonous, it is the only instance among lizards. It is heavy-built, orange and black mottled, and about i6 inches long. Compare it with the green lizard (Fig. 280). scarlet snake is said to mimic the harlequin snake imitates the quiet inoffensive hab- its of the harlequin snake, which fortunately does not strike except under the greatest provocation. The rattles of the less poisonous but deadly rattlesnake (Fig. 272) may be classed as an example of ivarning sound\^\i\Q\\ most animals are quick to he
. Beginners zoology. Zoology. Fig. 279. — Gila Monster {Helod£r}?ia suspeciutn), oi Anzona. If poisonous, it is the only instance among lizards. It is heavy-built, orange and black mottled, and about i6 inches long. Compare it with the green lizard (Fig. 280). scarlet snake is said to mimic the harlequin snake imitates the quiet inoffensive hab- its of the harlequin snake, which fortunately does not strike except under the greatest provocation. The rattles of the less poisonous but deadly rattlesnake (Fig. 272) may be classed as an example of ivarning sound\^\i\Q\\ most animals are quick to heed and thus avoid encounters which might be destructive to either the snake or its enemy. Survival of the Fittest. — The two facts of most far-reaching importance in the history of animals and plants are: (i) Heredity; animals inherit the characteristics of their parents. (2) Variation; animals are not ex- actly like their parents. The first fact gives stability, the second makes It also. Fig. 280.— Chameleon {Ano- lis), or green lizard of south- ern Far excels European chameleon (Fig. 281) and all known animals in power of changing colour (green, gray, yellow, bronze, and black).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Coleman, Walter M. Toronto : Macmillan
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectzoology, bookyear1921
