Assertion: sheep | /r/HasAspect | poor depth perception
Facets:
Source sentences:
text: Sheep have poor depth perception; shadows and dips in the ground may cause sheep to baulk.
text: Sheep has field vision of around 300 degrees (it can see behind its head), but it has poor depth perception.
text: On the other hand, sheep have poor depth perception (three dimensional vision), especially if they are moving with their heads up.