Butterfly and Woolly bear

Butterfly noun - Diurnal insect typically having a slender body with knobbed antennae and broad colorful wings.

Woolly bear and butterfly are semantically related in worm topic. In some cases you can use "Woolly bear" instead a noun "Butterfly".

Woolly bear noun - Caterpillar of numerous moths characterized by a dense coat of woolly hairs; feed on plants and some are destructive pests.

Butterfly and woolly bear are semantically related in worm topic. You can use "Butterfly" instead a noun phrase "Woolly bear".