Eland and moose exemplify lip-reading ruminants

Eland and moose exemplify lip-reading ruminants

Taurotragus oryx photo © Quartl Eland and moose exemplify lip-reading ruminants Alces alces photo © Przykuta Ruminants – including the largest species of antelope and deer – must remain vigilant for predators despite the continual chewing that mars their hearing....
More lipstick on deer than on antelopes

More lipstick on deer than on antelopes

Aepyceros melampus photo © Muhammad Mahdi Karim More lipstick on deer than on antelopes The mouths of antelopes, such as impalas, tend to be less marked with dark and pale patterns than those of comparable deer, such as the chital. This is in keeping with the tendency...
The look of feminine circumspection

The look of feminine circumspection

Homo sapiens, adult male photo © Dan Savage The look of feminine circumspection The adult female human has eyeballs some ten per cent greater in volume, relative to brain volume, than those of the adult male. This presumably reflects the additional vigilance needed by...
Domestic dog betrays ancestry by grazing

Domestic dog betrays ancestry by grazing

Canis familiaris photo © Christos Petrou via Flickr Domestic dog betrays ancestry by grazing Canis familiaris photo © Memphis Veterinary Specialists The domestic dog can be weaned on a diet restricted to plant matter and can even eat green grass, casting doubt on the...
Lark-buttonquail as scaled-down ostrich

Lark-buttonquail as scaled-down ostrich

        Lark-buttonquail as scaled-down ostrich   Ortyxelos meiffrenii photo © Nicolas Huet le Jeune   The lark-buttonquail of the Sahel – a diminutive seed- and termite-eater hardly noticeable...