Türkiye’de Saksağanlarda (Pica pica L.) (Aves: Passeriformes: Corvidae) Görülen Bit (Phthiraptera) Türleri

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Development of object permanence in food-storing magpies (Pica pica).

The development of object permanence was investigated in black-billed magpies (Pica pica), a food-storing passerine bird. The authors tested the hypothesis that food-storing development should be correlated with object-permanence development and that specific stages of object permanence should be achieved before magpies become independent. As predicted, Piagetian Stages 4 and 5 were reached bef...

The PICA Catalogue System

Pica, constipation and cardiorespiratory arrest.

Mourato Nunes I, et al. BMJ Case Rep 2017. doi:10.1136/bcr-2017-221066 Description Pica is an eating disorder typically defined as the persistent ingestion of non-nutritive substances, for at least 1 month, at an age of which this behaviour is inappropriate. It may be benign or may have life-threatening consequences. 2 The clinical presentation is highly variable and is associated with the spec...

Pica Disorders: Are Dentists Aware