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  • Category: Audio
  • Note: -
  • Downloads: 58
  • Visits: 21

Por que os Ipês florescem no inverno? - um podcast Papo de Iguana

Este é um episódio do podcast Papo de Iguana, apresentado por Ana Clara e Marcela! Neste podcast, nós aprenderemos mais a fundo sobre um tema muito peculiar. Você já percebeu que, diferente da maioria das flores, os ipês florescem no inverno? Por que isso acontece? Descubra agora!

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  • Category: Audio
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  • Downloads: 60
  • Visits: 23

Podcast - Educação que floresce - Desafios na implementação de programas ambientais

O podcast traz convidados especialistas na área da educação e meio ambiente para responder dúvidas sobre o tema, nesse episódio é tratado os desafios para implementar programas educacionais sobre meio ambiente em escolas públicas, o episódio traz uma professora experiente como convidada.

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  • Category: Image
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  • Downloads: 539
  • Visits: 20.487

Edge effect

Edge effect: periphery areas of forest fragments are more suceptive to external impacts, leading to environment degradation from the outside towards the inside.

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  • Category: Image
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  • Downloads: 129
  • Visits: 252

Infográfico sobre Sistemática Vegetal: como sabemos o parentesco das plantas?

Esse infográfico aborda, resumidamente, as diversas fontes de evidências utilizadas para a construção de uma árvore filogenética. É apresentada uma filogenia simplificada dos principais grupos de angiospermas e tendências gerais do padrão morfológico de suas flores.

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  • Category: Image
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  • Downloads: 603
  • Visits: 21.328

Sapphire-spangled Emerald (Amazilia lactea)

Length: 9,5cm Identification: the back is bright green, the tail and part of the wings are dark blue. The throat and the chest is sapphire-blue. The belly is white and there is a white line splitting the chest. The two sexes look alike. It is one of the main pollinators of several plant species, including some introduced ones. It is territorialist and visit the flowering patches at predictable times. It explores even the lowest flowers. This hummingbird usually explores feeders where it fights against the bananaquits ( Coereba flaveola ) and the swallow-tailed hummingbird ( Eupetomena macroura ). The bow-shaped nest usually shelters two eggs.

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  • Category: Image
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  • Downloads: 596
  • Visits: 20.489

Bananaquit ( Coereba flaveola )

Physical appearance: 11 cm. The upper parts are dark and the inferior parts yellow. There is a white bar in the supercilium. The females are smaller than the males. The immature individuals have grey belly and do not have the bar above the eye. Distribution: From Mexico to Chile. Habitat: Inhabits various environments provided there is plenty of trees and flowers. Diet: Feeds mainly on nectar. Also eats insects. Visits hummingbird feeders. Reproduction: Builds two kinds of nest. A breeding one that is compact with thick walls and a resting nest made of leaves, grass and spider webs. Lays two or three white eggs. Only the female incubates. The male helps feeding the brood with i...

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  • Category: Image
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  • Downloads: 599
  • Visits: 18.593

Green-barred Woodpecker ( Colaptes melanochloros )

Physical appearance: 26 cm. The upper parts are green, somewhat yellow, barred in black. The inferior parts are buffy or white, also barred. The tail and the top of the head are black. The male has a red spot below the eye while in the female this spot is black. Distribution: From Eastern Amazon to Uruguay and Argentina. Habitat: Forest borders, gallery and secondary forests, woods and parks in cities. Diet: Feeds on ants and insect larva, mainly beetles. Also eats fruits. Reproduction: After courtship the couple builds a nest inside an old tree, sometimes palm trees and others. The nest is generally downwards, avoiding the water when it rains. Two to four eggs are laid and the ...

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  • Category: Image
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  • Downloads: 620
  • Visits: 29.117

Black Vulture ( Coragyps atratus )

62 cm in length, 143 cm of wingspan. The feathers are absent in the head and neck. The body is black, with white spots near the tip of the wings (seen only when flying). Distribution: From central U.S.A to central Argentina. Habitat: Virtually in any kind of landscape, preferably in open areas. Absent in large areas of dense vegetation. Diet: Mainly carrion. Does not hunt, but kills injured or young animals, such as turtle eggs and hatchlings, even newly born big mammals like calves. May eat fruits. The excellent eyesight helps finding carrion at long distances. Reproduction: The courtship consists of movements of the male jumping on the ground with the wings opened and then...

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  • Category: Image
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  • Downloads: 575
  • Visits: 18.482

Fulvous Tree-Duck ( Dendrocygna bicolor )

48cm Identification: the body is mostly cinnamon with dark streaks on the wings. It may be locally the commonest duck, especially in Southern Brazil wetlands, where its hunting is allowed provided the state’s quotas are respected. Regarding its habitat this species tends occur in open wetlands, surrounded by grasslands. Feeds mainly by grazing small grasses on the lake shores or underwater but also eats aquatic plants, aquatic insects and small fish. It may build the nest either in a tree hole or on the aquatic plants. The female lays from 8 to 14 eggs that are sat for about one month. The offspring start to fly within 55 days after hatching.

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  • Category: Image
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  • Downloads: 550
  • Visits: 19.252

Yellow-bellied Elaenia ( Elaenia flavogaster )

16cm Identification: the genus Elaenia is well known among the ornithologists for being one of the most difficult groups when it comes to species identification. Nevertheless Elaenia flavogaster is the easiest species to be identified, first for its yellow belly, second for the crest on the head (not always visible), third for the absence of white patches on the face and crest and last for its conspicuous behavior. It is more easily heard than seen and its song reminds the one of the kiskadee. It inhabits parks, backyards, coffee crops and secondary forest edges. The yellow bellied elaenia spends most of its time in the medium height trees and shrubs. Feeds mainly on insects and be...

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