Creature who mostly consumes (4)

I believe the answer is:

homo

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'creature who mostly consumes' is the definition.
The answer and definition can be both animals as well as being singular nouns.
Perhaps there's an association between them I don't understand?

'creature who mostly consumes' is the wordplay.
'consumes' indicates a hidden word (the answer has been consumed by the clue).
'HOMO' is hidden within 'creature who mostly'.

Can you help me to learn more?

(Another definition for homo that I've seen is " .... sapiens is the human species".)

I've seen this clue in The Independent.

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