Here are many of the blogs I read, and think you should too!
(Though please note this is still under construction. I should have it up and running properly soon!)
Archosaur Musings
Ask Doctor Vector
Bio/Rocks
Burpee Museum of Natural History Blog
Diagenesis
Dino Base
Dinochick Blogs
DinoGoss
Dinosaur Home
Dinosaur Tracking
Dracovenator
Fish Feet
Fossils and Other Living Things
Greg Laden's Blog
Laelaps
Microecos
Palaeoblog
Paleo Dude
Philosophica Neopalaeontographica
Prehistoric CSI
Raptor's Nest
Sarah at KU
Sauropod Vertebra Picture of the Week
Self Designed Student
Tetrapod Zoology
The Disillusioned Taxonomist
The Dragon's Tales
The Ethical Palaeontologist
The Hairy Museum of Natural History
The Hermit Crab
The Open Source Paleontologist
The Theatrical Tanystropheus
The World We Don't Live In
Thom Holmes Prehistoria
Vertebrate Paleontology Blog
When Pigs Fly Returns
Why I Hate Theropods
The Flying Trilobite
El Pensieve de Dinorider
eTrilobite
Renaissance Oaf
Triloblog
Dinosaur Cartoons
Bug Factory
Archosaur Pictures
Ask A Biologist
Prehistoric Pulp
Dinosaurs and The Bible: A Creationist’s Fairy Tale
Catalogue of Organisms
Speculative Dinosaur Project
Speculative Evolution