Young spiders spin silken threads on which they " balloon " through the air 小蜘蛛能纺出许多光滑的细丝，使它们能像气球一样在空中漂动。
Fleas and mites , both internal and external may contribute to the development of new allergies 蚤和小蜘蛛,内部和外部也许对新过敏的发展贡献。
Keeping your dog free from fleas and mites , especially whilst puppies , is essential in preventing allergies 保持您的狗从蚤和小蜘蛛解脱,特别是小狗,是根本的在防止过敏。
Close - up of a complete spider web , a small spider sitting in the middle . a radio sounds from a distance （靠近一个完整的蜘蛛网，一个小蜘蛛在中间。远处传来一阵广播的声音。 ）
Just like people , dogs and cats can suffer skin allergies , from seasonal to environmental like pollen , dust mites and insect bites 像人,狗和猫能遭受皮肤过敏,季节性对环境像花粉、尘土小蜘蛛和昆虫叮咬。
As the dogs and cats immune system creates antibodies to the fleas and mites , it may also develop sensitivities to other environmental substances 当狗和猫免疫系统创造抗体对蚤和小蜘蛛,它也许并且开发敏感性对其它环境物质。
At this stage the larva looks like a small spider and does not need to seek food from outside sources because it survives on its egg yolk 3 .无节幼虫naplius此期外观如小蜘蛛，此期间靠体内之卵黄维持所需营养不觅求食物，具有很强的趋光性。
