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  2. Animal - Wikipedia

    en.wikipedia.org/wiki/Animal

    Animals are multicellular, eukaryotic organisms in the biological kingdom Animalia (/ ˌ æ n ɪ ˈ m eɪ l i ə / [4]).With few exceptions, animals consume organic material, breathe oxygen, have myocytes and are able to move, can reproduce sexually, and grow from a hollow sphere of cells, the blastula, during embryonic development.

  3. Human - Wikipedia

    en.wikipedia.org/wiki/Human

    Carl Linnaeus coined the name Homo sapiens. All modern humans are classified into the species Homo sapiens, coined by Carl Linnaeus in his 1735 work Systema Naturae. [9] The generic name Homo is a learned 18th-century derivation from Latin homō, which refers to humans of either sex.

  4. Mammal - Wikipedia

    en.wikipedia.org/wiki/Mammal

    A mammal (from Latin mamma 'breast') [1] is a vertebrate animal of the class Mammalia (/ m ə ˈ m eɪ l i. ə /).Mammals are characterised by the presence of milk-producing mammary glands for feeding their young, a broad neocortex region of the brain, fur or hair, and three middle ear bones.

  5. Biophilia hypothesis - Wikipedia

    en.wikipedia.org/wiki/Biophilia_hypothesis

    The biophilia hypothesis (also called BET) suggests that humans possess an innate tendency to seek connections with nature and other forms of life. Edward O. Wilson introduced and popularized the hypothesis in his book, Biophilia (1984). [1]

  6. Animal husbandry - Wikipedia

    en.wikipedia.org/wiki/Animal_husbandry

    Cattle feedlot in Colorado, United States. Animal husbandry is the branch of agriculture concerned with animals that are raised for meat, fibre, milk, or other products.It includes day-to-day care, management, production, nutrition, selective breeding, and the raising of livestock.

  7. Diurnality - Wikipedia

    en.wikipedia.org/wiki/Diurnality

    Steppe eagles are diurnal, and hunt during the day. Humans are diurnal, and organize their work and business mainly in the day. [a]Diurnality is a form of plant and animal behavior characterized by activity during daytime, with a period of sleeping or other inactivity at night.

  8. Primate - Wikipedia

    en.wikipedia.org/wiki/Primate

    Primates is an order of mammals, which is further divided into the strepsirrhines, which include lemurs, galagos, and lorisids; and the haplorhines, which include tarsiers and simians (monkeys and apes).

  9. Timeline of human evolution - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_human_evolution

    Date Event 4.3-4.1 Ga The earliest life appears, possibly as protocells.Their genetic material was probably composed of RNA, capable of both self replication and enzymatic activity; their membranes were composed of lipids.