TICKS ASSOCIATED WITH MACQUARIE ISLAND PENGUINS CARRY ARBOVIRUSES FROM FOUR GENERA.



A microanatomical and histological study of the postcranial dermal skeleton of the Devonian actinopterygian Cheirolepis canadensis

The Devonian stem-actinoterygian Cheirolepis canadensis is potentially important to understand the evolution of the dermal skeleton of osteichthyans, but the last detailed histological study on this taxon was published more than forty years ago.Here, we present new data about the morphology and the histological structure of scales, fulcra, and fin-

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Robot tool use: A survey

Using human tools can significantly benefit robots in many application domains.Such ability would allow robots to solve problems that they were unable to without tools.However, robot tool use is a challenging task.Tool use was initially considered to be the ability that distinguishes human beings from other animals.We identify three skills required

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