8,283 results
8,283 results for: Fish
- Life
In the dark, cave fish follows its own rhythm
Scientists unwind an odd biological clock to better understand how organisms set daily cycles.
- Life
Penguins may sniff out relatives
A zoo study sees hints of odor-based kin recognition in colony-dwelling birds.
- Earth
Earth/Environment
Diamonds from the depths have shallow elements, New Zealand earthquake helped triggered its successor and more in this week’s news.
- Humans
Early farmers’ fishy menu
Northern Europeans retained a taste for aquatic foods after farmers arrived 6,000 years ago.
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19588
In this article the mirror image isn’t really a perfect match, is it? It doesn’t itself secrete anything. Also, could the mirror be made to slowly withdraw, thus pulling the fish image away from the real fish in a simulated retreat? Let’s see then if there are any victory-induced hormones released. W. Gregory StewartLos Angeles, […]
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19663
Changing the diet of pigs, cows, chickens, etc., to include more omega-3 fatty acids would be a healthy alternative to genetic engineering and wouldn’t require government approval. In particular, the weed purslane is higher in omega-3s than any other vegetable and is also edible by humans, although it is not generally available in markets. In […]
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19691
Tiktaalik may not have left the water by choice, to avoid predators, or to get more oxygen. Instead, it might have found itself left behind on a muddy floodplain each time waters receded with the tide. Tiktaalik ‘s “limbs” were probably first developed to survive in an environment that required bracing and stabilizing against currents, […]
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19375
This article, or at least part of it, could have been titled “Danger on Dock” or maybe “Danger under Dock.” After reading about how chromated-copper arsenate (CCA) is leached from the wood, I began wondering how it affects aquatic organisms. Many fish, especially bluegills and other sunfish, make these docks their preferred habitat. If not […]
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19405
This article reminded me of the old quote: “A fishing lure is any combination of metal, plastic, wood, feathers, hair, or other manmade or natural material attached to a hook (or hooks) and designed to attract fishermen.” To wit: Decades ago, to impress an office associate who was a trout-fishing traditionalist as to how random […]
- Life
Massive count a drop in the bucket
As the decade-long Census of Marine Life totes up thousands of new species, it leaves much yet to discover in the world’s oceans.
- Life
Will groom for snuggles
Sooty mangabey and vervet monkey mothers charge a price, dictated by market forces, that other females must pay to touch their babies.
- Animals
DEET of the sea
Before turning in for the night, some reef-dwelling fish apply a slimy mucus shield to deter biting bugs.
