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In Olins v Walters [2009] 2 WLR 1 C.A. [6] the Court of Appeal has held that although it is a necessary condition for mutual wills that there is clear and satisfactory evidence of a contract between the testators, it is a legally sufficient condition that the contract provides, in return for one testator agreeing to make a will in a particular ...
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Xenarthra (/ z ɛ ˈ n ɑːr θ r ə /; from Ancient Greek ξένος, xénos, "foreign, alien" + ἄρθρον, árthron, "joint") is a major clade of placental mammals native to the Americas. There are 31 living species: the anteaters, tree sloths, and armadillos. [1] Extinct xenarthrans include the glyptodonts, pampatheres and ground sloths.
A number of factors determine how quickly any changes may occur in a species, but there is not always a desire to improve a species from its wild form. Domestication is a gradual process, so there is no precise moment in the history of a given species when it can be considered to have become fully domesticated.
Animals use colour to advertise services such as cleaning to animals of other species; to signal their sexual status to other members of the same species; and in mimicry, taking advantage of the warning coloration of another species. Some animals use flashes of colour to divert attacks by startling predators. Zebras may possibly use motion ...
The neural crest disorders that cause leucism do not result in pink pupils and therefore most leucistic animals have normally colored eyes. This is because the melanocytes of the RPE do not derive from the neural crest. Instead, an out-pouching of the neural tube generates the optic cup that, in turn, forms the retina. As these cells are from ...
Colorforms is a creative toy named for the simple shapes and forms cut from colored vinyl sheeting that cling to a smooth backing surface without adhesives. These pieces are used to create picture graphics and designs, which can then be changed countless times by repositioning the removable color forms.
Being animals, invertebrates are heterotrophs, and require sustenance in the form of the consumption of other organisms. With a few exceptions, such as the Porifera, invertebrates generally have bodies composed of differentiated tissues. There is also typically a digestive chamber with one or two openings to the exterior.