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Sclerotin is a
component of the
cuticle of
various Arthropoda, most
familiarly insects. It is
formed by cross-linking
members of
particular classes of...
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under stress, it does so by cracking. The
inner layer is not as
highly sclerotised, and is
correspondingly softer but tougher; it
resists tensile stresses...
- the side of the rostrum. The body
tends to be robust, convex,
heavily sclerotised and
covered in
scales or bristles.
Curculionidae range in size from 1–35...
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longhorn beetles defend themselves using strong mandibles, or
heavily sclerotised (armored)
spines or
horns to
deter or
fight off predators. Many species...
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located immediately in
front of the mouth.
Behind the
mouth is a muscular,
sclerotised pharynx,
which acts as a pump,
sucking the food
through the
mouth and...
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Larvae are 0.5–22 cm (0.20–8.66 in) long,
elongate in
shape and
lightly sclerotised. The
prothorax is
often enlarged and the
sides of the body have lateral...
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exposed to the air.
Apart from the Brachycera, most
dipteran larvae have
sclerotised head capsules,
which may be
reduced to
remnant mouth hooks; the Brachycera...
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exceptions to
these rules.
Butterfly larvae, caterpillars, have a hard (
sclerotised) head with
strong mandibles used for
cutting their food, most
often leaves...
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animal upright if it is
accidentally turned over. The
mouth opens into a
sclerotised oesophagus,
which leads to a crop and gizzard.
After grinding up its...
- that are
elongate and very
sclerotised (scale-like). It
lacks hinaria on its
eighth antennal segment as well as
sclerotised spurs on its hind tibia. Females...
