Monkey, Chimpanzee, Man belong to a single taxonomic group i.e. Mammalia as all of them have mammary glands to produce milk, 2 pairs of limbs, viviparity, hairy skin, external ears.

Cuttle fish belongs to Phylum-Mollusca, Jellyfish belongs to Phylum-Cnidaria, Silverfish belongs to Phylum-Arthropoda, Dogfish belongs to Phylum-Chordata, Starfish belongs to Phylum-Echinodermata

Bat is also a mammal, pigeon is ave and butterfly is an insect.

Silkworm belongs to Phylum-Arthropoda, Tapeworm belongs to Phylum-Platyhelminthes, Earthworm belongs to Phylum-Annelida.