“They both have the same objective, which is to find a target or prey or victim. They have to lurk. They want to be efficient in their search.”

D. Kim Rossmo, of Texas State University-San Marcos, has co-authored a paper on shark hunting habits and thinks they have some similarities to serial killers (AP).

“They were still huge animals, I don’t think anyone would dispute that. They might be half as big, but half of something that’s really huge is still really huge.”

Geoffrey Birchard, of George Mason University in Virginia, says that while his new paper has revised the sizes of dinosaurs downwards, they’re still not small (LiveScience).

“The negative impacts of overdevelopment of hydropower would destroy the river’s diverse aquatic life.”

Conservationists in China protest the proposal of a new dam on the Yangtze River (Wall Street Journal).

“Several dams on branches of the Yellow River in Gansu province are near collapse only one or two years after their construction.”

The China Daily newspaper reports that poor construction procedures, and embezzlement of construction funds are among the factors being blamed.