Assertion: gerbil's tail | /r/CapableOf | lengthen over time
Facets:
value: through selective breeding
type: MANNER
Source sentences:
text: It can be different within the same species depending on what those different animals do (for example dog breeds are all morphologically different) but on a smaller scale if can mean for example, that wild gerbils may have a shorter tail to stop it getting caught by predators – but domesticated gerbils have had their tail lengthened over time through selective breeding