Building housing developments usually requires replacing animal habitats, and habitat Hairy-nosed wombats are terrestrial and build burrows. Given these facts, when would animal burrows need replacing among the following options:
- the wearing away of rock
 - when the population is safe
 - when nothing has changed
 - when the animals are happy
 - building housing developments
 - a hemisphere is tilted away from the sun
 - Temperature changing
 - after too much water received


 

     building housing developments    