Laboratório de Tecnologia Educacional BIBLIOTECA DIGITAL               DE CIÊNCIAS

Você sabia que muitas plantas comuns em nossas casas e jardins podem ser perigosas? Neste episódio, estudantes de Ciências Biológicas da Unicamp exploram o fascinante — e às vezes assustador — mundo das plantas venenosas. Descubra como suas toxinas agem no organismo, conheça casos reais de intoxicação, aprenda como prevenir acidentes e entenda por que o conhecimento científico é a melhor forma de proteção.

60cm Identification: there are four mostly white species of egrets in Brazil, the snowy egret can be told apart by its smaller size and also for having the tip of the beak black and for having dark legs with yellow feet. Laypeople usually think this species is a young great egret, however it is technically different enough to be place in another genus. It is bit more demanding than the great egret regarding its habitat necessities, as it does not occur in polluted waters and is more strongly associated to aquatic plants such as the water lily. Its reduced size allows this bird to walk over the aquatic plants without sinking. It feeds mainly on small fishes and tadpoles. The nest is ...

15 cm. The body is white with a band around the eye, the wing and the tail black. Distribution: From Northeastern Brazil to São Paulo. It is currently spreading its distribution southwards. Habitat: Lives in riverbanks, muddy places near lakes and ponds. Diet: Feeds mainly on arthropods, sometimes small fruits. Reproduction: The male exhibits himself standing on the body and opening the tail and the wings. The nest is spherical with a lateral entrance. It is built on small trees above the water. The white eggs are incubated by the female. Natural history: Runs on the aquatic plants, catching insects among them. Attacks other birds that enter its territory. Some people and eve...

11 cm. The body of the male is dark gray in the upper parts, with the face and anterior part of the throat black. The posterior part of the throat and the belly are white, as well as the spots on the sides of the head. The female is brown with the belly lighter. It is thinner than the female of the double collar seedeater Sporophila caerulescens, the tail is longer, the beak smaller with the inferior part buffy. The young individuals are also brown. Distribution: From Guianas to Argentina and Paraguay. In Brazil from the north to São Paulo, Mato Grosso and Goiás. Habitat: Grasslands, open fields, crops and secondary forest borders. Diet: Grains. Reproduction: The couple lives is...

Cartografia de base da área da cabeceira do rio das Pedras. O mapa foi utilizado nos primeiros trabalhos de campo do projeto.

Neste podcast serão trabalhadas a origem e a ascensão dos primeiros dinossauros, também a evolução e morfologia dos dinossauromorfos, as extinções do fim do Permiano e do Triássico Superior, assim como as suas implicações na alteração da biodiversidade e no ambiente terrestre.