. Animal studies. 298 ANIMAL STUDIES protected by bony shields, and some of them, the box-tur- tles, may close their shields almost hermetically. The snakes broaden their heads, swell their necks, or show their forked tongues to frighten their enemies. Some of them Fig. 167.—Noki or poisonous scorpion-fish (Emmydrichthys vulcanite) with poison- ous spines, from Tahiti. are further armed with fangs connected with a venom gland, so that to most animals their bite is deadly. Besides its fangs the rattlesnake has a rattle on the tail made up of a. Fig. 168.—Mad torn {Scliilbeodes furiosus) with po
. Animal studies. 298 ANIMAL STUDIES protected by bony shields, and some of them, the box-tur- tles, may close their shields almost hermetically. The snakes broaden their heads, swell their necks, or show their forked tongues to frighten their enemies. Some of them Fig. 167.—Noki or poisonous scorpion-fish (Emmydrichthys vulcanite) with poison- ous spines, from Tahiti. are further armed with fangs connected with a venom gland, so that to most animals their bite is deadly. Besides its fangs the rattlesnake has a rattle on the tail made up of a. Fig. 168.—Mad torn {Scliilbeodes furiosus) with poisoned pectoral spine. succession of bony clappers, modified vertebrae, and scales, by which intruders are warned of their presence. This sharp and insistent buzz is a warning to animals of other species and a recognition signal to those of its own 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 Jordan, David Starr, 1851-1931; Kellogg, Vernon L. [from old catalog].
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Keywords: ., bookauthorjordanda, bookcentury1900, bookdecade1900, bookyear1903
