vedalia vs ladybug

vedalia and ladybug both are nouns.

Word	Noun	Adjective	Verb	Adverb
vedalia	Yes	No	No	No
ladybug	Yes	No	No	No

As nouns, ladybug is a hypernym of vedalia; that is, ladybug is a word with a broader meaning than vedalia:

vedalia: native to Australia; introduced elsewhere to control scale insects
ladybug: small round bright-colored and spotted beetle that usually feeds on aphids and other insect pests

Other hypernyms of vedalia include lady beetle, ladybeetle, ladybird, ladybird beetle.

vedalia (noun)	ladybug (noun)
native to Australia; introduced elsewhere to control scale insects	small round bright-colored and spotted beetle that usually feeds on aphids and other insect pests