Wild boar are primarily nocturnal animals irrespective of sex, age, or season, although they may be more diurnal in times of food shortage.
A loon is a large, heavy bird that weighs about 9 pounds (4 kilograms). Ducks range from 15 to 24 inches & are related to swans.
The beak of a duck is used to dig mud. On the other hand the beak of a chicken is used to catch its prey. Ducks build their nests on the ground. These are the important differences between the two birds, namely, duck and chicken.