of Animal Subftances. 
time, and becoming as ftrong a ftiell, as that 
which they had before. But, what is more ex¬ 
traordinary, they frequently lofe a leg or a claw 
in their combats, which are very frequent and 
furious : the loft part will be regenerated in about 
three weeks, and be almoft of its natural fize. 
Brown, in his hiftory of Jamaica, informs us, 
that the claw of the violet crab, in feizing its 
food, catches fuch an hold, that the animal lofes 
its limb foon'er than its grafp ; the claw conti¬ 
nuing its retentive power for above a minute, 
whilft the crab is moving off. 
In the polypus, not only young ones will grow 
out like warts from different parts of the body, 
drop off, live, and grow ; but you may cut them 
into a thoufand pieces, and turn them infide out, 
and they will ftill live, and do well; this is ac¬ 
counted for by its whole body being compofed 
of ftomach and parts of generation. The latter 
not being peculiar organs, but merely particles 
of the ftomach, which are its body, each part 
of which has the power of producing the like. 
Its food is converted into chyle, in the ftomach ; 
ablorbents opening into the part, take up the 
chyle, and thefe, at fome diftance from their 
mouths, become arteries. 
If the Affinia JJrtica Marina , Animal flower , or 
Sea Anemone be cut through the middle, either 
tranfverfely or longitudinally, both parts will 
furvive the operation. Nay further, if you rear 
them 
