Assertion: arachnid's spinneret | /r/CapableOf | extrude silk
Facets:
Source sentences:
text: Spiders (order Araneae) are air-breathing arthropods that have eight legs, chelicerae with fangs generally able to inject venom, and spinnerets that extrude silk.
text: Their abdomens bear appendages that have been modified into spinnerets that extrude silk from up to six types of glands.