Assertion: spider's silk | /r/HasProperty | the stabilimentum
Facets:
Source sentences:
text: Some orb weaving spiders construct a zigzag pattern of silk, the stabilimentum, at the hub of their webs which, scientists hypothesize, may deter birds from flying into the silk structure.
text: The web of the yellow garden spider is distinctive: a circular shape up to 2 feet (60 cm) in diameter, with a dense zigzag of silk, known as a stabilimentum, in the center.