In the rocky steppes of Valais there live several rare types of birds (e.g. ortolan), reptiles (e.g. the green lizard) and insects (e.g. the rosy grizzled skipper butterfly - pyrgus onopordi). The vegetation is also characterised by special species.

In the rocky steppes of Valais there live rare types of birds (e.g. ortolan), reptiles (e.g. the green lizard) and insects (e.g. the rosy grizzled skipper butterfly - pyrgus onopordi). The vegetation is characterised by special species such as steppes grass and wig shrub.