Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Some bird feeders have ____ perches at all, but neither do tree trunks.
no

Hoatzin has typical foot with ____ toes forwards and one backwards.
three

Millipedes typically take ____ years to reach maturity but some species can take longer.

three