This 1958 episode of the Bell Telephone Hour, 'The Unchained Goddess', sets out the threat of global warming that's posed by rising levels of CO2.
Preserved tracks suggest non-avian dinosaurs used their wings to run
-
Not all winged dinosaurs were necessarily capable of full flight, but this
anatomical feature may have enabled them to travel further by flapping or
gliding
2 hours ago
No comments:
Post a Comment