Cryptic animals or famous animals

[Snakey]

The following are cryptic clues for birds, animals or famous birds or animals, for example;

Famous horse, part of a weapon: Answer : Trigger
American cigarette: Answer: Camel (I think)

Below are the ones i can't get:

1. Insomnia? Then try this (8,5)
2. They could not see, but could they tell time? (5,5,4)
3. Was this man-eater Scottish (9,6)
4. Steam train that moves over water (7)

Thanks

[Ouzel]

2. Three Blind Mice?

[Ouzel]

1. Counting Sheep

[Ouzel]

4. Mallard?

[Snakey]

Thanks Ouzel , I'm not sure about Three Blind Mice but your other two answers are spot on.

[Pea Pod]

2 Think is mixture of Hickory Dickory and Ouzels answer..Both mice.

[brian j john]

3 , Crocodile Dundee

[steffib4]

1. Counting Sheep
2. Three Blind mice

[steffib4]

1. counting sheep
2. three blind mice