Which of the following assertions is/are true?

In a wildlife rescue and rehabilitation centre in the Northeast of India, there are six orphaned creatures—ages 1.5 months to 6 months—who are currently receiving care, and await release into the wild in due course. They are an elephant, a rhinoceros, a wild buffalo, a clouded leopard, a swamp deer, and a hog badger. They were found in four different kinds of perilous situations, including a flooded ditch, attacks by poachers that killed the mother, a river in spate, and dangerous proximity to human habitat. After a few weeks in the rescue centre, each creature demonstrated one characteristic trait that stood out above all others: one was mischievous, another aggressive, a third shy, the fourth retiring, one fretful and the last one frisky.

Three creatures were actively injured.

The wild buffalo, who was found in a flooded ditch, is aggressive.

The creatures found in the river in spate are the mischievous and the fretful ones.

One of the two found in the flooded ditch is actively injured, while two of the uninjured, but severely stressed were found in the river in spate and as a victim of attack by poachers, respectively.

The shy creature was rescued from close to human habitat.

The swamp deer is fretful, and is actively injured.

The rhinoceros was found in a flooded ditch, and the clouded leopard was a victim of attack by poachers.

The elephant is mischievous and severely stressed.