给定一段英文文本，生成一个该文本的摘要。
原文本：Scientists have discovered a new species of frog in the Amazon rainforest. This frog is about the size of a human fingernail and has bright orange skin. It is unique in its ability to survive on both land and water.
New frog species discovered in Amazon rainforest, the size of a human fingernail, with bright orange skin, and the ability to survive on both land and water.