31.   In the movie, recall, all the dinosaurs were female to prevent uncontrolled reproduction.

32.   Most paleontologists say that certain theropod dinosaurs were direct ancestors of birds, although some other scientists, particularly ornithologists, do not accept the connection.

33.   None of this suggests that dinosaurs were gentle.

34.   Not all dinosaurs were stupid, and not all of them are dead.

35.   Norell said scientists would examine the microstructure of long bones in the specimen to search for excess calcium deposits that might show that the dinosaur was a female.

36.   Not that long ago, he proposed the then-heretical theory that dinosaurs were warm-blooded, socially organized creatures more closely resembling birds than modern reptiles.

37.   Now that paleontologists have decided dinosaurs were hot-blooded social creatures, Knight seems almost visionary.

38.   Perhaps this partially answers why dinosaurs are so compelling to people today.

39.   Related dinosaurs are now roommates.

40.   SCIENCE Last year dinosaurs were all the rage.