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What are rhino’s horns made of? Rhinoceros Facts & Frequently Asked Questions

As a nature know-it-all kid, I loved talking to (more likely at) people about my favorite animals. One of those favorites was the rhinoceros, a dinosaur-like animal I loved to watch on nature shows. My go-to trivia fact was that rhino horns were not bones, but actually “made of hair”. Thanks to a recent reader request, we’ve now come full …

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10 Amazing Biologist-Approved Spider Facts

Whether we find them intimidating or intriguing, people can’t deny some interest in spiders. They’re a part of our lives whether we like it or not, and play a critical role as insect predators in many ecosystems. Beyond that, spiders can be a homeowners’ or gardeners’ best friend for their ability to control potentially harmful insect pests. As someone who …

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A biologist’s answers to common questions about skunks

Everywhere in the world, you’ll find a few backyard wildlife “usual suspects”. These are species that turn up frequently in gardens, backyards or other outdoor spaces and attract attention—both good and bad. This weeks Wildlife Spotlight focuses a major example of such a usual suspect in the Americas: skunks! Given their stinky reputation and widespread presence in suburbs and even …

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12 wild facts about hummingbirds

Hummingbirds are among the most requested topics from readers, with questions like how do I make my own hummingbird nectar? and How do I attract hummingbirds to my yard?. All of that interest is no surprise! These fiery, energetic, and often colorful birds are always an exciting sight during outdoor excursions, and its about time they got more love from …

Whatwalksthisway

Book Review: What Walks This Way by Sharman Apt Russell

Wildlife tracking is one of the most elusive naturalist skills to learn. Although our oldest ancestors relied on tracking skills to survive, many modern folks have a hard time with it. Unlike birdwatching, where a simple pair of binoculars (and sometimes not even that!) is enough to enjoy dozens of species in an afternoon walk, finding tracks can be a …

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What is nest parasitism?

All living things need to accomplish two things to keep the natural world running: (1) they need to survive, and (2) they need to reproduce. There are lots of amazing and bizarre examples of adaptations to solve the first problem. For example, camouflage and aposematic coloration help some animals stay hidden or advertise powerful defenses. However, wildlife also address the …

life cycle diagrams

What is a life cycle?

Getting to know your natural world can be like learning a new language. Nature experts like scientists and naturalists use all sorts of words that may not be familiar to readers. Learning some of these words can go a long way in building useful outdoor knowledge. One particularly useful term is “life cycle”. In this Deep Stuff post, let’s learn …

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13 wild owl facts

While I get frequent requests for bird posts, one group of birds has recently been the top. Owls are a fascinating and in some ways mysterious group of raptors that has captured peoples’ cultural imagination for millennia. It’s about time we covered these neat animals on Gulo in Nature! So in this Wildlife Spotlight post, let’s learn some fascinating owl …