It is also very gregarious and has a seasonal, promiscuous mating pattern.

The characteristic frequency of vibration and the pattern of bursts of sound identify them to females of their species, who will approach if they are interested in mating.

However, a fixed action pattern can be processed in the brain as well ; a male stickleback's instinctive aggression towards anything red during his mating season is such an example.

The same basic mating pattern can also occur later in the game.

The most likely frequency pattern will be in such a mating one solid kitten, one pointed kitten, and two mink kittens.

When receptive to mating, a female blacktip reef shark swims slowly in a sinusoidal pattern near the bottom with her head pointed down ; observations in the wild suggest female sharks release chemical signals that allow males to track them.

* Boden's Mate, a mating pattern in chess, discovered by Samuel Boden

Assortative mating is a nonrandom mating pattern where individuals with similar genotypes and / or phenotypes mate with one another more frequently than what would be expected under a random mating pattern.

Nevertheless, positive assortment based on plumage color may explain the American Robin ’ s unique mating pattern of remaining together throughout the breeding season but never reuniting in subsequent breeding seasons.

The mating pattern is monogamous or polygamous.

Legall is the eponym of Legall's mate, a mating pattern found in his only extant game, Legall-St Brie, Paris, 1750.

Consequently, if the genes for wing pattern and color were normal functioning genes, a single mating would produce several phenyotypically different offspring, making the ability for mimicry to evolve very difficult.

The repeated pattern is sexual reproduction in isogamous species with two or more mating types with gametes of identical form and behavior ( but different at the molecular level ) to anisogamous species with gametes of male and female types to oogamous species in which the female gamete is very much larger than the male and has no ability to move.

When mating is successful a nice brood pattern can be seen on the frames of the mating nuc.

An unusual example of Boden's mate occurring to a king on d8, and without the winning side having to sacrifice to achieve the mating position, occurred in Pandolfini – NN, 1970, after 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 exd4 7. Re1 d5 8. Nxd4 Bd6 9. Nxc6 Bxh2 + 10. Kh1 Qh4 11. Rxe4 + dxe4 12. Qd8 + Qxd8 13. Nxd8 + Kxd8 14. Kxh2 ( So far this is a position known to opening theory from the Riga Variation of the Ruy Lopez.

An early queen attack is rare in high level chess, as experienced opponents will avoid immediate mating threats such as Scholar's Mate.

The E. coli genome was originally mapped by interrupted mating experiments in which various Hfr cells in the process of conjugation were sheared from recipients after less than 100 minutes ( initially using a Waring blender ).

This mating was later repeated in captivity, producing a hybrid calf.

Tiresias was a priest of Zeus, and as a young man he encountered two snakes mating and hit them with a stick.

Diane Dodd was also able to show how reproductive isolation can develop from mating preferences in Drosophila pseudoobscura fruit flies after only eight generations using different food types, starch and maltose.

Some modern scientists have theorized that the horns were useful or impressive in mating rituals among males ( although other scientists dispute this theory, pointing out that the horns were not sexually dimorphic ) and that it was an example of runaway evolution.

The sacrifice was related to the belief that the first human being was a girl, born of the mating of the Morning Star, the male figure of light, and Evening Star, a female figure of darkness, in their creation story.

The last 2 descendants of Prune, a brother-sister pair, were sent to Holland in the 1970s, but the male was uninterested in mating and the female conceived only once, but lost the litter.

In the 1980s, it was found that male Coenocorypha snipes, tiny nocturnal waders, produce an unexpectedly loud roaring sound with their tails during mating flights.

It was connected to the Creation story, in which the mating of the male Morning Star with the female Evening Star created the first human being, a girl.

The men acted out the violence which had allowed the Morning Star to mate with the Evening Star ( by breaking her vaginal teeth ) in their creation story, with a “ meteor stone .” During the Morning Star ceremony, the captive was shot in the heart and a “ man struck her on the head with the war club from the Morning Star bundle .” By having all the men in the village shoot arrows into her body, the village men, embodiments of Morning Star, were symbolically mating with her.

Huxley thought that sexual selection was "... merely an aspect of natural selection which ... is concerned with characters which subserve mating, and are usually sex-limited ".

The breed was initially thought to be linked with the Cornish Rex ; however, test mating proved otherwise.

) It was originally a low-cost, simple design, intended only for mating and disconnection when servicing the console.

Hrdy theorized that by mating with as many males as possible, particularly outside males who are not part of the colony, mothers are able to successfully protect their young, as males were unlikely to kill an infant if there was the slightest chance that it might be their own.

In the 1960s, certain aspects of tiger behaviour at Kanha National Park indicated that the peak of sexual activity was from November to about February, with some mating probably occurring throughout the year.

Unknown to Ali and the public, it turns out that the rival did indeed do such a thing, and trying to explain it away, he claims when he was out hunting with a friend he slipped, and his mouth landed on a horse's penis, which due to the mating season was erect.

" When he was looking for a suitable place to step into the stream, he saw a Crane ( bird ) couple mating.

They observed individuals of the two species mating and pairing, as well as hybrid ibises with pale orange plumage, or white plumage with occasional orange feathers, and have proposed that these birds be classified as a single species, The mascot was initially known as Ibis before adopting the name Sebastian in 1957.

She was abducted by the Race along with apothecary Yi Min, and after a bit of interesting conversation between an initially scared Yi Min and some officers of the Race, she is subjected to what are literally sexual experiments devised by the Race to study human mating habits.

In 2006 an audio recording of a lynx mating call was made in the Strandzha mountain range in the southeast.

It was established a year later ( in Bound ) that this is because of a mating bond between the two.

Fission yeast uses intrinsic asymmetry of the DNA replication process to switch the mating type ; it was the first system, where the direction of replication was shown to be required for the change of the cell type.

Adult Red-crowned Cranes are named for a patch of red bare skin on the crown, which becomes brighter in the mating season.

Although these subtidal mollusk live alone for most of the year, during the mating season in the summer the sea slugs congregate in breeding colonies ironically named brothels.

They are so named because the female has two distinct sexual openings: one for mating, and the other for laying eggs ( in contrast to the Monotrysia ).

Nelvanna appeared before a man named Richard Easton, insisting upon mating with him in order to produce a child who would grow to battle the evil, mystical " Great Beasts " of Canada.

Traditionally, most Jews, Christians and Muslims have embraced monogenism in the form that all modern humans ultimately are descended from a single mating pair, named Adam and Eve.