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Show 254 M R. E. B. POULTON ON THE PROTECTIVE [Mar. 1, TABLE 1 Species and Class or Order. CRUSTACEA. ARACHNIDA. Spiders of different species. MYRIAPODA. lulus terrestris ORTHOPTERA. Decticus verucivorus NEUROPTERA. Chri/sopa perla Protective resemblance, or habits of concealment, evasion, &c 4. IMAGINES OF OTHER INSECTS AND A FEU (The arrangement of Claus's ' Text Dark colour and habits of concealment are strongly protective. Epeira diadema and Tegenaria domestica were chiefly employed in some the experiments (E. B. P.), but any common Spiders which could be found were offered to the Lizards and Frogs. In appearance, and especially in their rapid retreat into concealment, the Spiders are difficult to capture, especially when it has been shown that the enemies do not like the web in their mouths. The dark colour and habits of concealment are strongly protective, but it also possesses a very unpleasant odour. The brownish orange colour, and especially habits of concealment, are strongly protective: inodorous. Probably this common species of Earwig was always employed. The colour and habits of concealment are strongly protective. The pincers may perhaps, in some cases, act as " terrifying" structures. The insect has a very disagreeable smell. The colour, rapid movements, and habits of concealment are strongly protective, but the insects also emit a very unpleasant odour. A large green grasshopper, with brown spots on the fore wings. Thus well concealed, and evidently a very powerful hopper. Probably this common species was employed. Its green colour protects the insect among the leaves in which it lives, but it can also emit a peculiarly unpleasant odour. . |