Only the hadrosaurs, with their distinctive cranial crests (now known to have been horns of an acoustic rather than a combative variety), seem to differ between males and females.If Evan Saitta of Bristol University, in England, is right, however, another well-known dinosaur was indeed sexually dimorphic.
Two great gold chrysanthemum crests, symbols of the imperial household, emblazon the gate.It is to this Yasukuni shrine that Junichiro Koizumi, Japan's new prime minister, says he will pay an official visit on August 15th.
When crests and troughs meet, they will cancel each other out.
A beam of light from a particular star will be reflected from one of the satellites to the other and there combined, in an instrument known as an interferometer, with a beam from the star that the second satellite has received directly.When the crests of the two beams coincide, they will reinforce each other.
Where the crests or troughs of the waves of two or more beams coincide, bright spots are created; where a crest falls on a trough, a dark spot results.The material responds to the pattern of spots, undergoing chemical changes at the bright ones.
Indian groups put out a declaration demanding that "environmental colonialists" stop presuming to speak for them and using native crests, totems, dances and songs in the campaign.The irony is that Greenpeace, which has offices in 32 countries and claims 3m members, was born in British Columbia 26 years ago.
Even when the water level crests, the many rapids of Si Phan Don, or "Four Thousand Islands", in what is now southern Laos, form an insurmountable obstacle to shipping.
Several wore the crests of police departments in which they now serve, or the names of churches where they minister.
Just as baby turtles can swim as soon as they have hatched, this find suggests that baby pterosaurs of this species, at least could fly.The specimen also helps confirm the previously unproven belief that Darwinopterus was sexually dimorphic, with the males sporting crests and the females lacking them.
Hills rise from the flat land, followed by undulating dunes of deep oranges, whites and ochres, crafted by the wind, their crests and dips creating contour upon the horizon.
As a result, his typing speed crests well above 100 words per minute (wpm).
