Huawei OptiX OSN 8800 T16 ROADM Telecoms transmission System,US $ 1 - 30,000 / Set, China (Mainland), Huawei, OSN 8800.Source from Combasst Industry Development (Shanghai) Co., Ltd. on Alibaba.com.
Flying subadult silver gulls at Kiama beach, Sydney during Christmas 2013. Gulls, often referred to as seagulls, are seabirds of the family Laridae in the suborder Lari. They are most closely related to the terns (family Sternidae) and only distantly related to auks, skimmers, and more distantly to the waders.
Sea cucumbers are cylinder, or cucumber, hence the name-shaped invertebrate animals that live in many different ranges of the ocean. They can be found from warm tropical waters to cold deep sea trenches.They are most diverse to tropical shallow-water coral reefs.any of these sea cucumbers feed on or in the sand beneath them. Reef dwelling sea cucumbers are most often suspension feeders, as currents continually bring in food. One very important feature of the sea cucumber is the calcareous ring that encircles the throat.