Put the adjectives in braskets into the comparative form. 1)zebras can run(fast)than elephants.2)parrots are often (noisy) than pigeons.3)a giraffe's legs are (long) than a horse's legs.4)a parrot is (colourful)than an eargle.5)a mouse's tail is (thin)than a dog's tail.
noisier
longer
colorfuler
thiner
2.noisier
3.longer
4.colourfully
5.thinner