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Dermodactylus

Pterosaurs were prehistoric winged reptiles distantly related to the dinosaurs – they were NOT actually flying dinosaurs, despite what some people might tell you. Pterosaurs are broadly categorized into two biological groups called “sub-orders”: the pterodactyloids (this is where the… Read More ›

Cretoxyrhina and Squalicorax

Let’s change from dinosaurs to some other prehistoric life. Here are two prehistoric sharks. The large gray one on top is called Cretoxyrhina mantelli, more commonly known as the Ginsu Shark. The smaller blue one underneath is called Squalicorax falcatus,… Read More ›

Regarding permissions

Before I get underway posting any of my material, I have a few things to say. This blog, like every other blog, is considered a publication, just the same as a book, magazine, journal, or newspaper. Unless stated otherwise, anything… Read More ›