I love these gorgeous watercolor sketchbook pages from Catherine’s Costa Rica sketchbook: See more at birdspot » A few more sketchbook pages…
Some absolutely gorgeous travel journal pages at Notes from the Road, full of beautiful watercolors of birds, reptiles, landscapes and more. See more at Ecuador Moleskine Journal.
Some nice images from field notebooks shared by four people from the Cornell Laboratory of Ornithology: Read more at Keeping a Field Notebook, All About Birds, Cornell Lab of Ornithology.
If you happen to be in Singapore, you might want to stop by a store called Books Actually. They have a nicely-curated selection of notebooks, some of which they create themselves, and others from international brands such as Cavallini and Serrote: Read more at BooksActually: wall of notebooks.