Belugas are sometimes called canaries of the sea , because they make this high-pitch chirping sounds , scientists are saying , though , that 's not the only sounds that these whales can make .
Other than the chirping of autumn crickets , the silence is absolute .
除了秋天蟋蟀的鸣叫,这里大多数时候寂静无声。
A new study has found that clouds " communicate " with each other , much like chirping crickets or flashing fireflies on a summer night .
最新研究发现,云朵之间的相互交流,更像是夏日夜晚鸣叫的蟋蟀或是闪光的萤火虫之间的交流。
This was suggestive , but not enough to rule out that the mother 's chirping matched its offspring 's because it stemmed from one genetic source .
这是暗示,但没有足够的证据去排除母亲的鸣叫与其后代相匹配,因为它源于一个基因源。
But dolphins , which fill the oceans with blipping and chirping , and whales , which mew and caw in ultramarine jazz a true rhapsody in blue are hunted to the edge of silence .