This article examines British television wildlife documentaries in order to outline the ways in which limited representations of animal behaviour recur. It focuses on representations of animal sexuality, monogamy and parenthood, and suggests that how such activities are repeatedly represented draw on normalised human notions of such behaviour. This is demonstrated through comparison of these representations with literature from zoology and ethology, which shows that a considerably wider variety of animal behaviour has been documented. The article suggests that the discourses of sexuality, monogamy and parenthood are interrelated and interdependent, with the validity of each supported by the existence of the others. It is argued that how animals are represented in such documentaries matters, partly because normalised discourses must be drawn on in order for programmes to make sense of the behaviour they present, but mainly because animal behaviour is commonly used as evidence for `natural' forms of human behaviour.The episode 'The Big Freeze' in the BBC wildlife documentary series Life in the Freezer (BBC1, 1993) recounts the extreme conditions that Emperor penguins in the Antarctic must face when breeding and raising their offspring. A key problem is keeping a laid egg warm, and the programme shows that the male penguin has a 'brood pouch' into which the egg is transferred once it is laid which, the voiceover tells us, keeps it '80 degrees warmer than the outside temperature'. Once the egg is in the pouch the female penguins trek to the sea to feed, leaving the starving and cold male to protect the egg and the