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desert bugs - Top That! Publishing

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GOING UNDERGROUND<br />

Insects have been living on Earth for so long that they have had plenty of time<br />

to adapt to living almost anywhere on, above or underneath the ground.<br />

Next time you’re out in the garden, think about what tiny creatures might be<br />

living right underneath you!<br />

Do insects need to come up for air What is a mole cricket<br />

As they have skeletons on the outside of their<br />

bodies, insects breathe in a different way<br />

to humans. Spiracles are tiny holes<br />

along the sides of an<br />

insect’s body that act<br />

like tiny portholes,<br />

enabling the insect to<br />

breathe, both above<br />

spiracles<br />

and below<br />

the ground. Insects breathe through tiny holes.<br />

Which insects create<br />

underground tunnels<br />

Hard-working ants are masters of the art of creating<br />

underground nests that are designed for maximum<br />

comfort and efficiency. Worker ants dig tunnels to<br />

make hallways connecting the chambers, and the<br />

queen ant has one large chamber of her own, in which<br />

she can keep her eggs. These busy ant workers have a<br />

number of roles; caring for the queen or the younger<br />

ants, digging or constructing other nest work, or<br />

foraging and defending the nest.<br />

48<br />

Mole crickets have a passing resemblance to moles for<br />

a very good reason. Their powerful, flat front legs are<br />

very good shovels, allowing the cricket to burrow<br />

underground, where they eat roots and vegetation<br />

with specially adapted shear-like mouthparts.<br />

FACT FILE<br />

A mole cricket has powerful<br />

shovel-like legs.<br />

During the summer, ants store food in specially<br />

designed underground tunnels.<br />

In the winter they help themselves to their<br />

special food stores.

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