There are a lot of obstacles in the way of our understanding animal intelligence - not the least being that we can't even agree whether nonhuman species are conscious. We accept that chimps and dolphins experience awareness we like to think dogs and cats do. But what about mice and newts? What about a fly? Is anything going on there at all?

- Jeffrey Kluger

The article discusses the challenges of understanding animal intelligence, particularly in species that are not as well-studied as primates and dolphins. The author, Jeffrey Kluger, highlights the difficulty in determining whether nonhuman species are conscious and whether we can even agree on what that means. He notes that while we accept that some animals, like dogs and cats, are conscious, it's unclear whether this applies to smaller animals like mice and newts, or even insects like flies.

The article explores the complexities of animal intelligence and the limitations of our current understanding. It encourages readers to consider the possibility that even seemingly simple creatures may be capable of complex thought and experience.

The concept of animal intelligence has been debated for centuries, with ancient Greeks like Aristotle and Plato discussing the cognitive abilities of animals. In the 20th century, scientists like Jane Goodall and Dian Fossey made groundbreaking discoveries about the intelligence of primates and other animals.

Jeffrey Kluger is a science writer and editor who has written for various publications, including Time magazine. He is known for his engaging and accessible writing style, which makes complex scientific concepts accessible to a broad audience.

The article's exploration of animal intelligence has practical implications for fields like animal welfare, conservation, and veterinary medicine. By recognizing the complexity of animal thought, we can improve our treatment and care of animals, and develop more effective strategies for protecting endangered species.

The article does not explicitly address criticisms or controversies related to animal intelligence, but it does highlight the ongoing debate about the nature of consciousness and the limits of our understanding.

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