Well this could be an advantage to the insects because the insects can conceal with the color of the sticks. This trait could have evolved the through natural selection because its a chance of staying alive.
An exclamation used as a greeting, to call attention, as an exclamation of surprise, or to encourage one. This variant of Halloo and Holloo has become the dominant form. In the United States, it is the most common greeting used in answering a telephone.
How to Say Hello in Spanish. Even if you've never taken a formal Spanish class, you probably know that hola (OH-lah) is the word for hello in Spanish. But in Spanish, just as in English, there are a number of different words and...