Hunting dogs hide their wolfish emotions

Hunting dogs hide their wolfish emotions

Cuon alpinus photo © Johan Spaedtke   Canis lupus photo © Kristi Herbert CC-BY-2.0 Hunting dogs hide their wolfish emotions The wolf, Asian hunting dog and African hunting dog all rely on hunting large herbivores gregariously in...
The puma as an unmasked leopard

The puma as an unmasked leopard

Puma concolor facial colouration photo © Art G The puma as an unmasked leopard Panthera pardus facial colouration photo © Tedmek The puma is the American counterpart for the leopard of Africa and Asia. Their facial colourations are, however, extremely different, the...
Human brewing pays for the enzymes lost by stewing

Human brewing pays for the enzymes lost by stewing

Kiviaq, a dish made of little auks preserved in the hollow body of a seal, photo in the Public Domain                                Human brewing pays for the enzymes lost by stewing Cooking speeds digestion but also makes food more costly to digest by destroying...
Homo culinarius or Homo fermentarius?

Homo culinarius or Homo fermentarius?

Homo sapiens photo © Kelly B.                                  Homo culinarius or Homo fermentarius? Fermentation of plums photo © brankmaster The modern human species is the only vertebrate on Earth which ferments food outside the body before eating it. Although all...
An evolutionary decision to spurn combustive consumption

An evolutionary decision to spurn combustive consumption

Matorral, central Chile photo © Inao Vásquez                                  An evolutionary decision to spurn combustive consumption The prime example, worldwide, of fire behaving as a biological property rather than an environmental imposition is in the matorral of...