Page 113 - The Miracle in the Spider
P. 113

Venomous Message
                                                  Hollow fangs deliver venom
                                                  produced in adjacent tiny
                                                  bulbs. This poison is
                                                  powerful enough to be able
                                                  to kill animals such as birds,
                                                  lizards, and rabbits.


















                                                                  Male Delivery System
                                                                  Male tarantulas are
                                                                  equipped with specialized
                                                                  palps, hook-shaped
                                                                  appendages on the short
                                                                  feeding arms near the
                                                                  mouth. When ready to
                                                                  mate, males weave a web
                                                                  and deposit a drop of
                                                                  sperm on it. The sperm is
                                                                  then drawn up into the
                                                                  bulb-shaped tips of the
                                                                  palps, which deposit it
                                                                  into the female.


                                                                  Little Cat's Feet
                                                                  Flanked by protective
                                                                  tufts, needle-sharp
                                                                  retractable claws enable
                                                                  tarantulas to climb
                                                                  walls. Underneath,
                                                                  velvety pads of hair
                                                                  cushion the weight of
                                                                  the spider – and create
                                                                  eight buoyant pontoons
                                                                  that enable some
                                                                  tarantulas to walk on
                                                                  water.
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