Common Indian Toad or Common Asiatic/Asian Toad or Black-spined Toad - Duttaphrynus melanostictus : 無料・フリー素材/写真
Common Indian Toad or Common Asiatic/Asian Toad or Black-spined Toad - Duttaphrynus melanostictus / brian.gratwicke
| ライセンス | クリエイティブ・コモンズ 表示 2.1 |
|---|---|
| 説明 | Head with more or less elevated bony ridges, namely a canthal, a pre-orbital, a supra-orbital, a post-orbital, and a short orbito-tympanic; snout short, blunt; inter-orbital space much broader than the upper eyelid: tympanum very distinct, at least two thirds the diameter of the eye. First finger extending generally, but not always, beyond second; toes at least half webbed, with single sub-articular tubercles; two moderate metatarsal tubercles; no tarsal fold. The tarso-metatarsal articulation reaches the tympanum or the eye. Upper surfaces with more or less prominent, often spiny, warts; parotoids very prominent, kidney-shaped or elliptical, more or less elongate. [2]From IndiaYellowish or brownish above, the spines of the warts and the ridges of the head generally black; beneath immaculate or more or less spotted. Male with a subgular vocal sac, and black nuptial excrescences on the two inner fingers.A 7+ year old femaleThese toads are often seen at night under street lamps especially during times when winged termites swarm. They have been noted to feed on a wide range of invertebrates including scorpions.[3] Tadpoles grown in sibling groups metamorphosed faster than those that were kept in mixed groups.[4] Tadpoles have been shown to be able to recognize kin.[5] |
| 撮影日 | 2009-12-17 15:54:43 |
| 撮影者 | brian.gratwicke , DC, USA |
| タグ | |
| 撮影地 | |
| カメラ | Canon EOS REBEL T1i , Canon |
| 露出 | 0.017 sec (1/60) |
| 開放F値 | f/5.6 |
| 焦点距離 | 55 mm |