noun, plural rec·tri·ces [rek-trahy-seez, rek-truh-seez]. Ornithology. One of the tail feathers that control the direction of birds during flight.

What does the word Retrices mean?

rectrix • \REK-triks\ • noun. : Any bird’s tail feathers important to control the direction of flightExample: Generally speaking, the only chance you have to see most or all of a bird’s right angle is when the bird is in flight. « 

What is a bird rectangle?

rectangle: tail feathers. Most birds have 10-12 right angles. Secondary: One of the inner flight feathers of the wing, attached to the ulna of the bird’s « forearm ». The number of subclasses varies from 9 to 25, depending on the species.

What does retrix mean?

n. (zoology) Any large, hard feathers that cover a bird’s wings and tail And fit for flying.

What is a principal?

: principal’s wife.

How to say Rectrices

25 related questions found

What does Sennight mean in Old English?

ancient. : seven days and nights : Week.

What is three weeks called?

triweekly Usually used to mean one of two things: once every three weeks or three times a week. … the term tri-weekly meeting may mean that it occurs every week or every three weeks – both meanings of the word are commonly used.

What is Feather called?

flying feathers are called remiges (wing feathers) and rectrices (tail feathers). Wing feathers consist of primary, secondary and tertiary feathers.

What does duck down mean?

1: Duvet. 2: Quilt filled with eiderdown. 3: Soft and lightweight garment fabric with single or double knitted or woven brushed.

What is the role of contour feathers?

Profile feathers (including flight and tail feathers) define body contours and are used as aerodynamic devices; filoplumes (hair feathers) and plumules (down feathers) are mainly used as Insulation to conserve body heat.

What is the largest bird feather?

The phoenix or Yokohama chickens (a domestic strain of the red junglefowl Gallus gallus) with the longest feathers of all birds were recorded in 1972, and their tails were measured 10.6 m (34 feet 9.5 inches). It is owned by Masasha Kubota of Kochi, Shikoku, Japan.

What are the main projections of birds?

Main extension or main projection. Primary extension, or primary projection, is a trait that helps distinguish certain groups of very similar birds.The main extension is The distance from the primary end to the longest secondary or tertiary end in the bird’s folded wing.

What unique structures do birds have?

The characteristics of other birds are unique or unique in nature.

• feather. Feathers are a hallmark feature of birds and are found in all extant birds, but not in other species. …
• wing. All birds have wings, although not all birds can fly. …
• beak. …
• Egg. …
• skeleton.

What does search mean?

restore or restore: Retrieve the stray ball. Restoration to a previous better state; Restoration: Restoring one’s destiny. Correction: Retrieval error. Do good deeds; Repair: Recover losses. hunt.

Where are the Uropygial glands?

glands located in At the base of the tail, on the lower back, just in front of the tail feathers. This area is usually featherless, except for a tuft of down on the tip known as the tailrest core.

What is Pterylae and how is it different from Apteria?

Pteroptera are like a feather forest That’s what the word means: pteron means « feather » and hulé means « forest ». The bare patches between them are called apteria: « featherless ». …Penguins have feathers that sprout evenly across their bodies. You can’t blow on a penguin’s belly and see its skin.

Is bedspread a word?

The top covering of a bed, usually used as a blanket.

How do you get the eiderdown?

when the eggs are close to hatching, down farmers take some duck down from the nest and replace it with hay. When the birds and chicks leave the nest in late summer, farmers take away the remaining eiderdown. This way, birds are not harmed during harvesting.

What does splash mean?

Intransitive verbs. 1 : move fast or run across the sky. 2: Run before the wind.

What are the 4 types of feathers?

Feathers are divided into one of seven categories based on their structure and location on the bird.

• wing feathers. …
• tail feathers. …
• Outline feathers. …
• Half Feather. …
• Down. …
• feathers. …
• bristle.

What does a feather represent?

feathers often represent strength and growth, and hope and freedom. Birds fly freely in the clouds, closest to the realm of the gods. Sometimes when a feather gets in our way, it can be seen as a message from the other side. Feathers can symbolize ascension, spirituality, flight and even heaven.

What are the 3 types of feathers?

types of feathers

This feather What we’re used to seeing is flight and silhouette.Down feather is the material we use in our pillows, quilts and jackets.another three feathers, semiplume, filoplume, and bristles are less common, but still useful to birds.contour feather Give the bird shape and color.

How do you write 3 times a week?

If you are looking for general guidance, the written version would be « 3 weekly meetings » The colloquial version is « the [slight pause] three times per week [slight pause] assembly. « However, I suspect that in practice most people would write (rather than say) ‘Rally, happen…

What is a 4 week month?

about Four Weeks And quatri-weekly, I prefer quatri-weekly or quatri-weekly. For example, Quadroon and quadrant use quadr- for a quarter, while quatrain uses quatr- for a four; but their roots are closely related to quadrature.

What does a 3 week old baby look like?

at first glance

we have a embryo! Your soon-to-be fetus is still a collection of cells that are growing and multiplying. It’s about the size of a pinhead. Your fertilized egg (now called a blastocyst) takes about four days to reach your uterus, and another two to three days to implant.