Hardboard Siding. Hardboard siding is gaining importance among homeowners due to their cost effective and easy installation process. Hardboard siding is made from wood fiber, wax and resins and is made in both board and panel sheet applications with external textures designed to look like lumber siding.
Scientists have announced that the bones of a new, even larger dinosaur have been found. Argentinosaurus currently holds the record for being both the heaviest land animal ever, and the longest, but the fossilized bones of the biggest dinosaur ever discovered have been found in Argentina. Scientists believe the species of titanosaur weighed in at 170,000 pounds, as heavy as 14 African elephants.
Pterosaurs (Pterosauria)Edit. 1  The largest known pterosaur was Quetzalcoatlus northropi, at 127 kg (280 lb) and with a wingspan of 12 m (39 ft). Another close contender is Hatzegopteryx, also with a wingspan of 12 m. 2  Yet another possible contender for the title is Tropeognathus, which had a 9-meter (30-foot) wingspan.