No consensus has been reached on the phylogenetic relationships among the four earliest lineages: Protura, Collembola, Diplura, and Insecta, the latter including all hexapods except the first ...

Certain trees survived, according to Cal Fire, because they have a natural adaptation to withstand fire, such as thick bark, a shape that sheds embers and higher moisture content than the structur ...

Do schools and trees mix? You may have memories of shady playing areas and shelter belts by playing fields, but our recent study suggests this is increasingly an exception rather than a rule.