Tropical forest is wetter and usually supports only knee-high fires that spread slowly through the understorey.

热带森林则较为潮湿，通常只能使火烧到及膝高度，并缓慢地在下层植物。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

森林对鸟类来说是重要的栖地，而且在温带森林里，小型的物居住在稠密的森林下层。

Tropical forest is wetter and usually supports only knee-high fires that spread slowly through the understorey.

热带森林则较为潮湿，通常只能使火烧到及膝高度，并缓慢地在植物中蔓延。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

森林对鸟类来说是重要的栖地，而且在温带森林里，小型的哺乳动物居住在稠密的森林。

Tropical forest is wetter and usually supports only knee-high fires that spread slowly through the understorey.

热带森林则较为潮湿，通常只能到及膝高度，并缓慢地在下层植物中蔓延。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

森林对鸟类来说是重要的栖地，而且在温带森林里，小型的哺乳动物居住在稠密的森林下层。

Tropical forest is wetter and usually supports only knee-high fires that spread slowly through the understorey.

热带森林则较为潮湿，通常只能使火烧到及膝高度，并缓慢地植物中蔓延。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

森林对鸟类来说是重要的栖地，而且温带森林里，小型的哺乳动物居密的森林。

Tropical forest is wetter and usually supports only knee-high fires that spread slowly through the understorey.

热带林则较为潮湿，通常只能使火烧到及膝高度，并缓慢地在下层植物中。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

林对鸟类来说是重要栖地，而且在温带林里，小型动物居住在稠密林下层。

Tropical forest is wetter and usually supports only knee-high fires that spread slowly through the understorey.

热带森林则较为潮湿，通常只能使火烧到及膝高度，并缓慢地下层植物中蔓延。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

森林对鸟类来说的栖地，而带森林里，小型的哺乳动物居住稠密的森林下层。

Tropical forest is wetter and usually supports only knee-high fires that spread slowly through the understorey.

热带林则较为潮湿，通常只能使火烧到及膝高度，并缓慢地在下层植物中。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

林对鸟类来说是重要栖地，而且在温带林里，小型动物居住在稠密林下层。

Tropical forest is wetter and usually supports only knee-high fires that spread slowly through the understorey.

热带则较为潮湿，通常只能使火烧到及膝高度，并缓慢地在下层植物中蔓延。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

对说是重要的栖地，而且在温带，小型的哺乳动物居住在稠密的下层。

Tropical forest is wetter and usually supports only knee-high fires that spread slowly through the understorey.

热带森则较为潮湿，通常只能使火烧到及膝高度，并缓慢地在下层植物中蔓延。

Forests are important habitats for birds and, in temperate forests, small mammals which inhabit the dense understorey.

森对鸟类来说是重要的栖地，而且在温带森里，小型的哺乳动物居住在稠密的森下层。