Some Fish Check Their Size vs Their Opponent in the Mirror Before a Fight

Some Fish Check Their Size vs Their Opponent in the Mirror Before a Fight

By Jess Thomson

Source: the news tribune

9/11/2024

Credit: Osaka Metropolitan University

Before squaring up for a fight, some fish check themselves out in the mirror to make sure they're big enough. This strange behavior was seen in bluestreak cleaner wrasse (Labroides dimidiatus), who examined their own body size in the mirror before deciding whether or not to attack another fish that was larger or smaller than themselves, according to a new paper in the journal Scientific Reports.

These findings may mark the first time that mental body image has been seen in non humans, the researchers say.

Spotted Porcupine

Continue...

News Id		Source	Stamp	country
26	Could improvements in Chicago waterways invite unwelcome guests?	greatlakesnow	2024-10-29	US
27	Norwegian farmers urged to consider culling salmon as deadly jellyfish appear	thefishsite	2024-10-31	NO
28	The innovative solutions being used to tackle sea lice on salmon farms	thefishsite	2024-10-30	NO
29	Luthier builds electric guitar that doubles as a fish tank – and it plays surprisingly well	guitar	2024-10-08	US
30	Rapid predator-prey balance shift follows critical-population-density transmission between cod	nature	2024-10-29	NO
31	Colder water brings increased danger for boaters, paddlers as winter approaches	echopress	2024-10-23	US
32	Virginia floating pier nears completion	echopress	2024-10-28	US
33	fisheries supervisor floats introducing muskie to Kandiyohi County lake	echopress	2024-10-18	US
34	Chasing Winnipesaukee Landlocked Salmon	indepthnh	2024-10-28	US
35	Canadian government awards CAD 830,000 for Quebec fisheries projects	seafoodsource	2024-10-24	CA
36	MDC to stock nearly 10,400 rainbow trout in five urban lakes	einnews	2024-10-28	US
37	Americans fined $8K for illegal fishing in Canadian waters	CTV News	2024-10-25	CA
38	Surfer Giulia Manfrini dies after being impaled by a needlefish in Indonesia	9news	2024-10-22	AU
39	Giant Fish Thought to Be Extinct Is Spotted in the Mekong River	Associated Press	2024-10-22	CO
40	The tilapia hatchery that runs in the family	thefishsite	2024-08-28	EG
41	Puffer has lived 2 lifetimes at Everett library	heraldnet	2024-10-28	US
42	Record-breaking Black Buffalo fish caught in Stockton Lake	khqa	2024-10-18	US
43	Роскосмос отслеживает загрязнение реки Ямуна в Индии	hightech.fm	2024-10-25	RU
44	Nick Lindner talks ice fishing, career ahead of F-M Walleyes Unlimited talk	echopress	2024-10-16	CA
45	How the invasive spiny water flea spread across Canada, and what we can do about it	theconversation	2024-10-16	CA
46	Fishermen save fish from surprising, painful situation	thenewstribune	2024-10-17	US
47	US scientists explore hidden hydrogen treasure 5,000 feet below Lake Superior	Interesting Engineering	2024-10-17	US
48	Canadaway Creek brook trout stocking is Saturday	observertoday	2024-10-16	US
49	Canada proposes pilot project for Maritimes elver fishery	undercurrentnews	2024-10-16	CA
50	Fly fishing is gaining in popularity for married couples and hikers	campbellrivermirror	2024-10-16	DE