Definition of keelback in English:

keelback

nounˈkiːlbak

So named because each scale on the back has a keel.

词汇	keelback
释义	Definition of keelback in English: keelback nounˈkiːlbak A harmless Australian snake which lives close to water, where it feeds exclusively on frogs and the cane toad, whose venom it is immune to. 澳洲遊蛇 Amphiesma mairii, family Colubridae Example sentencesExamples We recommend that the red-necked keelback be considered a dangerous animal and the public be discouraged from keeping it as a pet. A few Southeast Asian keelbacks species, such as the red-necked keelback were documented to have caused significant envenomations. The narrow bands of speckled scales which adorn the body and tail are also a typical keelback pattern. The keelbacks living in fields are gentle little snakes. Female keelbacks return to the place where they hatched from an egg, to lay their own eggs when the time comes. Origin So named because each scale on the back has a keel.
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