Urdu Books. Urdu books below are arranged according to subject: UB = Urdu Biographies/History; UH = Urdu Hadith; UQ = Urdu Qur'an; UE = Ebadat et al; UT = Urdu Tasawwuf; UM = Mawdudi titles; UL = Language, Poetry, Culture. UB-Khulafa-e-Rashideen. UB-Tareekh-e-Ibn Kathir, 8 Vol. (URDU only) UE-Ihya-Ulumiddin, 4 Vol. (URDU only)
The smallest animal on earth is the tardigrade. The tardigrade is also known as the moss piglet or water bear.
(William West, AFP / Getty Images). The giant squid is the world's largest invertebrate, and the largest ever measured was 59 feet long. Giant squids also have the largest eyes of any animal, each one about the size of a human head. The etruscan shrew is the smallest mammal (by weight) in the world. The smallest animal by skull size is the bumblebee bat. The sea wasp jellyfish (pictured) has enough venom to kill 60 adult humans.