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  • Category: Image
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  • Downloads: 23
  • Visits: 19

Simbioses das Formigas Brasileiras

Infográfico que busca apresentar de forma objetiva e clara algumas espécies de formigas brasileiras que estabelecem relações de simbiose com outros seres vivos, buscando informar o leitor da morfologia das formigas por meio de suas fotografias e por uma caixa de texto que resume a sua interação.

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  • Category: Audio
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  • Downloads: 44
  • Visits: 16

PodFaunarBrasil! Episódio de hoje: Formigas!

Podcast que busca apresentar de forma leve e educativa a importância ecológica das formigas brasileiras e suas relações simbióticas com outras espécies, em que elas atuam como verdadeiras engenheiras ecológicas, influenciando o solo, as florestas e o equilíbrio dos ecossistemas. O episódio explica o conceito de simbiose e traz exemplos reais, como o mutualismo entre formigas e plantas com nectários extraflorais, a relação agrícola das formigas-cortadeiras com fungos, e as associações com cochonilhas e larvas de borboletas Lycaenidae.

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  • Category: Audio
  • Note: Nota inteiraNota inteiraNota inteiraNota inteiraNota inteira
  • Downloads: 564
  • Visits: 306

O Mundo Subterrâneo das Formigas Saúvas

Trata-se de um podcast que dispõe informações sobre formigueiros de saúvas, seguindo uma linha de raciocínio lógica para facilitar a compreensão, primeiramente contextualizando sobre os formigueiros e sobre os fungos, e suas estruturas básicas (morfologia das formigas e principais estruturas do formigueiro). Em seguida, o podcast aborda como se dá a vida dessas formigas saúvas em comunidade, organização social e ciclo de vida, bem como a fundação de um novo formigueiro pelas rainhas. Ao explicar este último tópico, é feita uma conexão para iniciar a discussão acerca da importância do fungo para as formigas saúvas e sobre a interação simbiótica entre eles, uma vez que ao fundar um novo formi...

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  • Category: Image
  • Note: Nota inteiraNota inteiraNota inteiraNota vaziaNota vazia
  • Downloads: 576
  • Visits: 22.644

Blue and White Swallow ( Pygochelidon (Notiochelidon) cyanoleuca )

12 cm. Small, the legs, beak and neck are short. The back is blue and the belly white. Male and female are similar. The immature individuals are brown in the upper parts and buffy in the inferior parts. Distribution: From Costa Rica to Southern Brazil. In the Amazon region it is only seen during seasonal migrations. Habitat: Farms, villlages, cities and open areas in general. Uses rocky places and roofs to rest. Diet: Feeds on flying insects. Reproduction: The nest is similar to the one of Progne chalibea. The white eggs (2 to 6) are incubated by the couple. Male and female share the task of feeding the brood. Natural history: The southern populations migrate northwards after br...

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  • Category: Image
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  • Downloads: 598
  • Visits: 18.568

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
  • Note: Nota inteiraNota inteiraNota inteiraNota metadeNota vazia
  • Downloads: 590
  • Visits: 25.142

Picazuro Pigeon ( Columba picazuro )

Physical appearance: 35,5 cm. The body is bluish gray, with an iridescent region on the sides of the neck. There is a large white region on the wings. Distribution: From Northeastern Brazil to Argentina. Habitat: Cerrado, caatinga, gallery forests, fields, crops and urban areas. Diet: Feeds on seeds and small fruits. Reproduction: The nest is made of loosely crossed sticks. The white eggs (1 or 2) are incubated by the couple. The hatchlings are fed on “pigeon’s milk”. Natural history: It is one of the largest species of pigeon in Brazil. After breeding it gathers in flocks for migration. It is so common in some places that may turn into a nuisance. Has been successfully conqu...

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  • Category: Image
  • Note: Nota inteiraNota inteiraNota inteiraNota inteiraNota metade
  • Downloads: 638
  • Visits: 28.400

Ruddy Ground Dove ( Columbina talpacoti )

18,5 cm. The body is brown, darker in the upper parts, wings and tail. The tip of the wings are cinnamon. The male’s head is light grey. The immature has buffy spots in the wings. Distribution: Throughout Brazil. From Mexico to Bolivia, Paraguay and Argentina. Habitat: Lives in any open landscape. Adapts to life in big cities. Diet: Feeds on grains and fruits. Swallows the whole seeds, thus it may be poisoned by seeds with pesticides. Searchs for food on the ground. Reproduction: Breeds throughout the year, and may have three or four broods. When mating the male raises one of the wings. They caress each other in the head and give food as gifts. It is a monogamous species. The n...

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  • Category: Image
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  • Downloads: 657
  • Visits: 21.563

Curl-crested Jay ( Cyanocorax cristatellus )

35cm Similarly to other Brazilian jays, the Curl-crested jay has white lower parts and blue and black upper parts. It may be confused with the Plush-crested jay (Cyanocorax chrysops), but while the last presents the crest in the back of the head, the yellow iris and a blue patch around the eyes, the Curl-crested jay presents the crest on the forehead, the red iris and the head is entirely black. Whereas the Old World ravens are mostly black, as well as the crows, the Brazilan corvids are colorful and most of them have white lower parts. There are 6 species of jays in Brazil, all of them extremely beautiful. The Curl-crested jay is one of Brazilian’s noisiest jays. To make the noise ...

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