Dolphin Small 320×116 Medium 640×232 Large 1024×372 Download Tiff Original 2400×871 | (2.0 MB) Description The common Dolphin is distinguished by a single blow-hole and numerous conical teeth. Keywords Cetacea, Cetacean, dolphins, Mammalia, mammals Galleries Mammals: D-E Source: H. Alleyne Nicholson, An Introductory Text-book of Zoology(Edinburgh:William Blackwood and Sons, 1971) 162
