Life finds a way: Invasive six-inch marble crayfish are able to reproduce by themselves A mutant species of all-female crayfish taking over the world is not the latest science fiction film but a ...
Crayfish eye extracts contain two visual pigments resembling in spectrum vertebrate rhodopsin and iodopsin. In these crayfish, as in primates, the “iodopsin” appears to be the red sensitive ...
Crayfish are best eaten from late spring to late autumn. Weather conditions affect their availability and cost, as does the spawning season (when the flesh of shellfish softens and has less flavour).
North American signal crayfish, which are like miniature lobsters, were originally brought to the UK 50 years ago to be farmed for European markets A man licensed by the Environment Agency to trap ...
Environmental workers come in all varieties but, fairly or not, they’re often tagged with a set of stereotypes: determined, resourceful, prickly, crunchy. No matter their widespread validity ...