What birders well know, fans of “composite organisms” and other creatures can now learn: how to identify obscure species in the wild.

If you’ve ever wandered through your neighborhood or taken a walk in the woods and wondered about the majestic trees surrounding you, then it might be time to invest in a tree field guide. Tree field ...

If you’re curious about wild mushrooms, you have a whole kingdom to explore. To begin your journey of identifying the toadstools around you, invest in a wild mushroom field guide. When you’re ...

If you’re fascinated by frogs, snakes, and turtles, then you probably enjoy researching them, too. That’s why you should invest in a reptile and amphibian field guide. These guides compile the ...

Each entry includes photographs, identification details, and habitat notes to help readers distinguish toxic mushrooms from ...

Editor’s note: This article is part of the Stadium Guides series, a comprehensive guide to your NFL team’s stadium experience. Buy tickets on StubHub to Green Bay Packers games at Lambeau Field here.

One of the newest items that players will need to manage with the Naturalist pursuit is the Animal Field Guide. This handy book works similarly to a bestiary, documenting the various animals that ...