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。

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

热带较为潮湿，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.

对鸟类来说是重要的栖地，而且在温带里，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.

对鸟类来说是重要的栖地，而且在温里，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.

热带森林则较为潮湿，通常只能使火烧到及膝高度，并缓慢地物中蔓延。

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，小型的哺乳动物稠密的森林。

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。

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

对鸟类来说是重要栖地，而且在温带里，小乳动物居住在稠密下层。

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

热带森林则较，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。