Pied-billed grebes breed once per year. Pairs in the southern part of the range may raise two broods during a single breeding season. Pied-bill grebes begin breeding around April or May and continue through about October.

What time of year do grebes mate?

Western and Clark's grebes engage in a maneuver called rushing during the spring mating season, in which they sprint up to 66 feet (20 meters) across the water in coordinated groups of two or more in about seven seconds.

Do grebes mate for life?

Western grebes are serially monogamous and pairs stay together during one breeding season. During the breeding season, these birds advertise themselves through ceremonies. "Rushing" ceremony, which can be also called water dance, race or run, is a ceremony that is the most frequent display to form a pair-bond.

How do grebes mate?

The mating display of the Western Grebe is among the most complicated of all. During the 'weed dance,' the male and female both raise their chest gently out of the water and then rub each other with water plants in their long bills.

How long do grebe eggs take to hatch?

Incubation is by both parents and begins as soon as the first egg is laid. The eggs hatch asynchronously after 27 to 29 days. The precocial young are cared for and fed by both parents. Young grebes are capable of swimming and diving almost at hatching.

BTO Bird ID - Small Breeding Grebes

42 related questions found

Where do grebes go in winter?

Some of the largest concentrations of wintering grebes are found in the Netherlands and the southern Baltic.

Are grebes monogamous?

The grebe is seasonally monogamous (muh-NAH-guh-mus), has only one mate each year. Nests are built by both parents on the water so that they float, but often they are attached to plant life. These birds build several other platforms besides the nest which they use for resting, mating, and sunbathing.

Why are Grebe eyes red?

Other grebes do not even have red eyes, as is the case with many other diving waterfowl. Perhaps red eyes are used to attract mates. That sort of answer is a stock fall-back reply to unanswerable evolutionary questions. A third alternative is that red eyes allow divers to see more clearly under water.

Do grebes have floating nests?

Western grebes are highly adapted to an aquatic lifestyle, using water both for foraging and courtship. ... The grebes typically attach their nests, made of wads of vegetation, to bulrushes or other plants sticking out of the water, though their nests are sometimes free-floating.

What do baby grebes eat?

Major food items include aquatic insects, crustaceans, small fish, leeches; also eats mollusks, frogs, tadpoles, salamanders, spiders, small amounts of aquatic plants. Like other grebes, swallows many feathers, and feeds feathers to its young.

How long can a grebe stay underwater?

SLAVONIAN GREBE (Podiceps auritus). —Diving pelagically; 14 dives timed, maximum 31 seconds, mean 22.4 seconds, minimum 15 seconds.

Where do grebes sleep?

They do not swim well and stay out of the water. They sleep on their parents' backs. Both parents share the role of raising the young - both feeding and carrying them on their backs.

Do grebes nest in trees?

Eared Grebes typically nest on lakes and wetlands that are not bordered by trees. Within these lakes and wetlands, males and females select a nest site in shallow waters with cattail, sedges, or rushes.

Can a bird walk on water?

More than 1,200 animal species have evolved the ability to walk on water. Tiny creatures such as insects and spiders can do it, and larger ones such as some reptiles, birds and even mammals have also developed this talent.

Is a grebe a duck?

Many people would call your bird a duck and be done with it. However, grebes are not ducks and in many ways they are more unusual than ducks. Unlike ducks, grebes have "lobed" toes, not webbed feet. ... Grebes are rarely seen on land, in fact, they don't even nest on land.

Can you eat grebes?

In many states (if not all) the Grebe is illegal to shoot. Furthermore, in many waterfowl circles, you're ridiculed if you shoot first and ask for ID help later. Especially if you shoot a bird that's not legal. ... There's the old adage "if it flies it dies" Grebes are a delicacy."

Do grebes fly?

Pied-billed Grebes are fairly poor fliers and typically stay on the water—although rare individuals have managed to fly as far as the Hawaiian Islands, Europe, the Azores, and the Canary Islands. Pied-billed Grebes can trap water in their feathers, giving them great control over their buoyancy.

How do you identify a grebe?

Western Grebes are crisp black and white, with a sharp transition between black and white extending down the neck. The head and most of the face are black, with white below the eye. The bill is yellowish or greenish yellow and the eye is red at close range.

What does a eared grebe look like?

Breeding birds are mostly black with chestnut flanks and golden plumes fanning out from behind the bright red eye. Nonbreeding birds are grayish black overall. The cheeks are smudgy gray and the dark crown extends down past the red eye. The neck is whitish.

Why do so many birds have red eyes?

Domestic or pet birds typically develop red eyes due to allergies, infection or trauma. ... Red eye in birds is typically a sign of conjunctivitis, which is a bacterial infection that causes swelling around the eye and yellow, greenish or clear discharge.

How does Clark's Grebe attract a mate?

Displays of the two species are nearly identical, and male western grebes often engage male Clark's grebes in joint 'rushing' or 'barge-trilling' displays to attract the attention of females.

Where does the Clark's grebe live?

In winter Clark's Grebes are found mostly on saltwater bays. During the breeding season they prefer freshwater wetlands with a mix of open water and emergent vegetation. Breeding areas are located in the central arid steppe and Big Sage/Fescue zones that stretch from California north and east to south-central Canada.