146 The Bird 
We should scarcely think that those watery creatures 
sea-anemones, hydroids, and jelly-fish (some of the latter 
Fig. 111.—Caterpillar. 
consisting of over 95 per cent water) could afford much 
nourishment to any animal, and when crows and gulls 
are seen tearing large stranded jellies into pieces, it is 
Fig. 112.—Cocoon. 
probably only for the sake of the semi-parasitic shrimps 
which make their home in the interior canals of the 
