Chinese water deer

He said it helped control numbers of the deer, including muntjac and Chinese water deer, which he said were at an "all-time high".

As further evidence of a single origin for bony headgear, Chinese water deer and two species of musk deer, both of which lack antlers, have a mutation in one of the genes linked to bone formation.

Sika deer, Muntjac deer and Chinese Water deer were introduced more recently.

The others - muntjac, sika and Chinese water deer - were introduced in the past 150 years.

The ruminants are peculiar also in their dentition; in the so-called true ruminants there are no incisors or cutting teeth in the upper jaw, but the teeth of the lower jaw are opposed to a hard callous pad; the herbage is cropped by being nipped between these teeth and the pad, and detached by an upward motion; in some few, such as the musk deer, Chinese water deer and the rib-faced deer or muntjac the upper canines exist, and are largely developed.