Garden Spider

Garden Spider

Observation - Garden Spider - UK and Ireland. Description: 1.complete spider in webb and 2.close up. My question; what is the hook like body part between the spiders rear legs and what does it do ? - This is not a photoshop modified image.

1.complete spider in webb and 2.close up. My question; what is the hook like body part between the spiders rear legs and what does it do ? - This is not a photoshop modified image.