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I chose to investigate the behaviour of woodlice in a wet or dry environment.
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David Bennett 11DSM Coursework: Behaviour of Wood Lice When Offered a choice Between Wet and Dry In the experiment I was offered the choice to investigate the behaviour of woodlice in a wet or dry environment or a light or dark environment. I chose to investigate the behaviour of woodlice in a wet or dry environment. Woodlice belong to the biological class crustacea. Most of the animals in this class are aquatic, and though the terrestrial species can breathe with the aid of primitive 'lungs' they lack the features found in most other land-dwelling arthropods. They have no waterproof waxy cuticle on their exo-skeleton and are therefore more likely to suffer from dessication compared with other arthropods such as insects which have a well developed waxy layer. These animals excrete their nitrogenous waste as ammonia gas directly thorough their exo-skeleton (rather than as urea or uric acid).This means that their exo-skeleton needs to be...
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