1] Elephant cannot hear a mouse, but mouse can hear an elephant, bcos of their sense in hearing. A mouse is capable of hearing sounds up to 19,000-21,000Hz. Where else an elephant has a maximum of 9,000Hz.
2] A bunch of swans is referred to as a FLIGHT. 3] Lions move in PRIDES. 4} A family of quails move in a COVEY. 5] Squirrels in a DREY. 6] Bears in a SLOTH. 7] Elk and deer in a GANG. 8] Crows in a MURDER. 9] Herrings move in ARMIES. 10] Hogs in DROVES. 11] Foxes in SKULKS. 12] Kangaroos in TROOPS. 13] Dogs move in PACKS but 14] Cats are known as CLOWDERS. 15] Peacocks in OSTENTATION. 16] Larks in EXULTATION. 17] Locusts in HOST. 18] Pheasants in NYE. 19] Sheep in HURTLE. 20] Whales in a GAM 21] Trouts in HOVER. 22] Swallows in FLIGHT. 23] Goats in TRIP. 24] SWARM of Bees. 25] An eagle’s AERIE 26] A MURMURATION of Starlings. 27] Rabbits in WARREN. 28] Raven is known as UNKINDNESS. 29] A ROOKERY of Seals. 30] A GAGGLE of Geese. 31] Zebra in a HERD