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38 results found for "John P Rafferty"
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Meat Eaters

Raptors, Sharks, and Crocodiles
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Primeval jungles, mountain ranges, and the cover of deep forests are not the only domains of meat-eating creatures. Carnivores also can be found stalking prey from the air, in ocean depths, and marshy…
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Rocks

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Often concealing millennia worth of Earth’s history, rocks seem to project an impression of durability and permanence that belies their transformation over time. Seen in all shapes and sizes and…
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Primates

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From lemurs to apes to human beings, primates are unique among mammals—for example, our brains are large compared to our size. Our complex interactions, intricate social structures, and extensive…
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Conservation and Ecology

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The Earth’s capacity to sustain life increasingly depends on the actions of humans and our commitment to preserving the planet’s incredible biodiversity.
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Reptiles and Amphibians

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More than 15,000 species of reptiles and amphibians roam planet Earth today. Believed to be descendents of the dinosaurs, reptiles are scaly and cold-blooded. Amphibians lead something of a…
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Rats, Bats, and Xenarthrans

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While we may often find them nestled in the corners of our attics or traversing our yards, rodents and bats are more frequently found in nature and originate in a large variety of shapes and sizes.…
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Rivers and Streams

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Winding their way through the planet’s landscapes and supplying some of its most prosperous cities with fresh water, food, and transportation conduits, rivers and streams have critical ecological…
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Geological Sciences

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Described as craggy, rocky, or glacial, among a host of other descriptors, the Earth’s geosphere—that is, its solid foundation—is subject to incredible variation. It is these permutations that…
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Biomes and Ecosystems

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Earth’s biosphere supports several unique biomes and ecosystems. Though they operate as self-contained units, these regions also operate as part of a global network, nurturing interdependence among…
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Deserts and Steppes

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Characterized by uncompromising climate, sparse population density, and extreme aridity, deserts, steppes, and scrublands represent some of the least accessible regions on the planet. However, despite…
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Forests and Grasslands

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Between their verdant canopies and shaded floors, forests contain a multi-tiered ecosystem that supports an abundance of flora and fauna. Together with the grasses and vegetation in the grasslands to…
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Lakes and Wetlands

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Lakes and wetlands are significant ecosystems that nourish, sustain, and house many of the planet
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Carnivores

Meat-Eating Mammals
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Sharp-toothed and quick-footed, carnivorous mammals are primed for the hunt. Far from ruthless, however, carnivores—hunters by nature and necessity—are integral to maintaining ecological balance.…
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