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The common name "darter" owes to the behavior of the fish, which dart around their benthic habitat. They are sexually dimorphic; most species have males with bright colors and patterning, particularly when breeding. These colors and patterns are used to attract females and allow for recognition of species, as the colors and patterns are ...
Cyanide poisoning can be detected by the presence of thiocyanate or cyanide in the blood, a smell of bitter almonds, or respiratory tract inflammations and congestions in the case of cyanogen chloride poisoning. [2] There is no specific test for arsine poisoning, but it may leave a garlic smell on the victim's breath. [2]
Unpalatability, broadly understood, can be created in a variety of ways. Some insects such as the ladybird or tiger moth contain bitter-tasting chemicals, [14] while the skunk produces a noxious odor, and the poison glands of the poison dart frog, the sting of a velvet ant or neurotoxin in a black widow spider make
The body color varies from silvery blue to grey above, with some small black spots on the flanks. The number of these spots increases with age. This fish is silvery white below. It has large, strong fins, a forked tail, and a narrow base. It feeds on small fishes.
Hydrogen cyanide is a linear molecule, with a triple bond between carbon and nitrogen.The tautomer of HCN is HNC, hydrogen isocyanide. [citation needed]HCN has a faint bitter almond-like odor that some people are unable to detect owing to a recessive genetic trait. [12]
Drone footage shows the mesmerizing patterns created by a giant bait-ball as two sea lions dart in and out attempting to catch a meal. The huge shoal of fish dances as the sea lion goes hunting ...
Removal of cyanide from cassava in Nigeria.. Cyanides are produced by certain bacteria, fungi, and algae.It is an antifeedant in a number of plants. Cyanides are found in substantial amounts in certain seeds and fruit stones, e.g., those of bitter almonds, apricots, apples, and peaches. [5]
These massive creatures are the largest predatory fish in the world and routinely hunt large mammals such as sea lions, sea turtles, whales, otters, and seals. Coming face to face in open water ...