Fruit dove Fruit dove The fruit doves, also known as fruit pigeons, are a genus (Ptilinopus) of birds in the pigeon and dove family (Columbidae). These colourful, frugivorous doves are found in forests and woodlands in Southeast Asia and Oceania. It is a large genus with about 50 species, some threatened or already extinct. These small- to medium-sized doves generally have short, fan-shaped tails, and are remarkable for their colourful and often glossy plumage, as evidenced in the aptly named orange fruit dove, flame-breasted fruit dove, and pink-headed fruit dove. Males and females of many fruit dove species look very different. For
What Is Intelligence? What Is Intelligence? What Is Intelligence?: Beyond the Flynn Effect is a book by psychologist James R. Flynn which outlines his model for an explanation of the eponymous Flynn effect. The book summarizes much of the work of Flynn in this area, as well as that of his colleague William Dickens of the Brookings Institution. The book begins with a description of what has generally become known as "the Flynn effect": the steady rise from one generation to the next in average scores on IQ tests over time. Flynn notes that this effect apparently contradicts some fundamental beliefs about IQ