B4

The  Kookaburra’s rolling, laughing call is one of the most recognizable sounds in the animal world.
(степень сравнения)

RECOGNI-ZABLE

B5

The birds raise a wild chorus of crazy laughter just as down breaks, that is why in the hinterlands of Australia they are known as the ‘bushman’s clock.’
(present simple passive, т.к. это общее утверждение. Они известны как, а не они сами что-то знают)

KNOW

B6

Australians value the Kookaburra, not only as an intriguing member of the strange fauna, but for its habit of feeding on snakes and lizards.
(ing форма идёт после предлогов)

FEED

B7

Last week wildlife carers in far north Queensland found a pair of albino blue-winged kookaburras and handed them into Eagles New Wildlife Hospital.
(past simple, т.к. событие произошло в определённое время в прошлом)

FIND

B8

While there are some albino laughing kookaburras at zoos, there has never been a blue-winged albino. Mr. Kunz, the founder of the Hospital, says it is a ‘once-in-a-lifetime’ discovery.
(present perfect, т.к. событие включает в себя настоящее время)

NEVER BE

B9

‘Because they can’t see properly, the baby kookaburras have problems finding food,’ he said. ‘So now we are feeding them by hand.’
(present continuous, т.к. это цитата и действие происходит в настоящий момент для говорящего)

FEED

B10

Mr. Kunz added that soon the birds would be taught to hunt their own food at the wildlife sanctuary.
(согласование времен)

TEACH