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Small animals are also capable of swimming actively with the aid of their cilia. As soon as they come into contact with a possible substrate, a dorsoventral response occurs: the dorsal cilia continue to beat, whereas the cilia of ventral cells stop their rhythmic beating.
Female H. suis lay 3–6 eggs per day following a blood meal and mating, eventually laying about 90 eggs. The amber eggs are deposited on the lower half of the swine's side, or the neck, shoulders, flanks, or on the back of the ears. Lice eggs are commonly referred to as "nits". [Note 1] These nits have small holes for gas exchange, called ...
The body consists of an outer layer of simple epithelium enclosing a loose sheet of stellate cells resembling the mesenchyme of some more complex animals. The epithelial cells bear cilia, which the animal uses to help it creep along the seafloor. [11] The lower surface engulfs small particles of organic detritus, on which the animal feeds.
Head louse egg (nit) attached to hair shaft of host. Like most insects, head lice are oviparous. Females lay about three or four eggs per day. Louse eggs (also known as nits), are attached near the base of a host hair shaft. [11] [12] Eggs are usually laid on the base of the hair, 3–5 mm off the scalp surface.
Diagram showing the development of different blood cells from haematopoietic stem cell to mature cells. Haematopoiesis (/ h ɪ ˌ m æ t ə p ɔɪ ˈ iː s ɪ s, ˌ h iː m ə t oʊ-, ˌ h ɛ m ə-/; [1] [2] from Ancient Greek αἷμα (haîma) 'blood' and ποιεῖν (poieîn) 'to make'; also hematopoiesis in American English, sometimes h(a)emopoiesis) is the formation of blood cellular ...
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The type species of the genus Mini, which are extremely small (8–15 mm (0.3–0.6 in)) frogs endemic to Madagascar, among the smallest vertebrates known to science. Mus bufo (Thomas, 1906) - family Muridae. The toad mouse, found in Burundi, Democratic Republic of the Congo, Rwanda, and Uganda.