Great-tailed Grackle


Great-tailed Grackle (Quiscalus mexicanus) Details

Quiscalus mexicanus is a medium-sized blackbird with a glossy black head, neck, and chest, and a white patch on its wings. It has a long, pointed bill and a long tail. It is found in open woodlands, grasslands, and agricultural areas in Mexico, Central America, and the Caribbean. Its lifespan is up to 10 years, and its current population is stable.

Name Origin: Quiscalus mexicanus, commonly known as the Great-tailed Grackle, is a species of bird native to Mexico and Central America. The genus name Quiscalus is derived from the Latin word quiscalus, which means "jackdaw" or "crow". The species name mexicanus is derived from the Latin word mexicanus, which means "of or from Mexico".

Related Species: Quiscalus major, Quiscalus quiscula, Quiscalus lachrymosus

Quiscalus mexicanus scientific classification

Kingdom: Animalia

Phylum: Aves

Class: Bird

Order: Passeriformes

Family: Corvidae

Genus: Corvus

Species: Crow

Understanding the Great-tailed Grackle habitat

The Quiscalus mexicanus is a unique bird that can be found in a variety of habitats. They prefer open areas with plenty of trees and shrubs, such as woodlands, savannas, and agricultural fields. They also need access to water sources, such as ponds, streams, and marshes. The ideal living conditions for the Quiscalus mexicanus include plenty of food sources, such as insects, grains, and fruits. The unique features of their surroundings include tall trees for nesting, plenty of shrubs for cover, and open areas for foraging. Other animals that can be found in the same habitat include other birds, small mammals, reptiles, and amphibians.

Native country: Mexico

Native continent: They are native to North America, mainly Mexico.

Other organisms found in habitat: Juniperus, Pinus, Acacia, Cactaceae, Agave, Mammillaria, Opuntia, Lepus, Sylvilagus, Peromyscus, Reithrodontomys, Neotoma, Canis, Vulpes, Urocyon

Physical characteristics of the Quiscalus mexicanus

Appearance Summary: Quiscalus mexicanus is a medium-sized blackbird with a long, pointed bill. It has a glossy black head, neck, and upperparts, with a purplish-blue sheen on the wings and tail. The underparts are a pale grayish-brown, and the eyes are yellow. It has a white patch on the shoulder and a white line above the eye. The legs and feet are black. It has a loud, harsh call and a distinctive, rolling song.

Facial description: Quiscalus mexicanus has a black head and neck, with a glossy purple-blue sheen on its back and wings. Its eyes are yellow and its bill is long and pointed. It has a white patch on its throat and a white line running from its bill to its eyes. Its tail is long and pointed, and its legs are yellow.

What are the distinct features of Great-tailed Grackle? Plumage, iridescent black with purple and green sheen, loud cackling call, gregarious, flocks of up to several hundred birds, forages on the ground, feeds on grain, insects, and other small animals

What makes them unique?

Great-tailed Grackle body color description: The most common colors of Quiscalus mexicanus are black, gray, and brown.

skin type: The Quiscalus mexicanus has a glossy, black plumage with a metallic sheen. Its feathers are smooth and silky to the touch, and its wings are long and pointed.

Strengths: Adaptability, Social Behavior, Intelligence, Flight, Camouflage

Weaknesses: Poor eyesight, Slow flight, Poor hearing, Limited habitat range, Low reproductive rate

Common Great-tailed Grackle behavior

Quiscalus mexicanus behavior summary: Quiscalus mexicanus, commonly known as the Great-tailed Grackle, is a large, black bird with a long tail and a loud, harsh call. It is an omnivore, feeding on insects, fruits, and grains. It walks on the ground, often in large flocks, and can fly short distances. It is a very social bird, often seen in large groups, and is known to be quite aggressive when defending its territory. It is also known to hide in dense vegetation and use its long tail to distract predators. It is an important part of the local ecosystem, helping to disperse seeds and control insect populations.

How do they defend themselves? Quiscalus mexicanus, commonly known as the great-tailed grackle, is a species of bird that defends itself from attacks by using its sharp beak and talons to ward off predators. It also has a loud, raucous call that it uses to alert other birds of potential danger. Additionally, it is known to fly away quickly when threatened.

How do Great-tailed Grackle respond to stimuli in their environment? Vocalizations, Posture, Facial Expressions

How do Great-tailed Grackle gather food? Quiscalus mexicanus, commonly known as the Great-tailed Grackle, is a highly adaptable bird that hunts and gathers food in a variety of ways. It is an omnivore, meaning it eats both plants and animals, and it is known to scavenge for food, as well as actively hunt for insects, small reptiles, and other small animals. To survive, the Great-tailed Grackle needs access to a variety of food sources, and it is known to be quite resourceful in finding food. Challenges faced while searching for food include competition from other animals, as well as the availability of food sources in its environment.

How do Great-tailed Grackle communicate in their environment? They use a variety of vocalizations to communicate with other Quiscalus mexicanus in their area. They also use visual displays such as posturing and bill snapping to communicate with other species. They also use tactile communication such as preening and bill touching to communicate with other Quiscalus mexicanus.

Examples: They use vocalizations, they use body language, they use visual displays

How does the Great-tailed Grackle get territorial? Aggressive Display, Chasing, Vocalization

Diet and Predators

Diet Summary: Quiscalus mexicanus primarily feeds on insects, fruits, grains, and seeds. Commonly consumed foods include grasshoppers, crickets, beetles, caterpillars, and other insects, as well as corn, wheat, and sunflower seeds. Toxic and unhealthy foods for this organism include lead shot, plastic, and other pollutants.

Predators: Quiscalus mexicanus, commonly known as the Great-tailed Grackle, is threatened by a variety of predators, environmental changes, and negative impacts to its population growth. These include predation from larger birds, such as hawks and owls, as well as habitat destruction due to urbanization and agricultural development. Additionally, the species is threatened by the introduction of non-native species, such as the European Starling, which compete for resources and can spread disease. These threats have caused a decrease in the population of Quiscalus mexicanus, making it an increasingly vulnerable species.

Threats: Habitat Loss, Pesticides, Hunting, Disease, Competition, Predation

Life cycle & population of the Quiscalus mexicanus & Aves

Life cycle: Quiscalus mexicanus reproduces by laying eggs in a nest. The eggs hatch after about two weeks and the young birds are cared for by both parents. The young birds reach maturity after about two months and are able to reproduce. The life cycle of Quiscalus mexicanus consists of four stages: egg, nestling, fledgling, and adult.

Average offspring size: 15-20 cm

Most common health issues: Respiratory Infections, Gastrointestinal Infections, Parasitic Infections, Stress-Related Illnesses, Nutritional Deficiencies

Threats: Habitat Loss, Pesticides, Hunting, Disease, Competition, Predation

Common diseases that threaten the Great-tailed Grackle population: Malnutrition, Parasitic Infections, Respiratory Infections, Reproductive Disorders, Dehydration, Stress, Pesticide Poisoning, Heat Stress, Cold Stress, Disease Transmission

Population: Quiscalus mexicanus population has been steadily declining since the early 2000s, with the lowest population recorded in 2018. The population peaked in 2004 with an estimated population of 1.2 million. Since then, the population has decreased by an average of 4.5% per year. In 2019, the population was estimated to be around 0.9 million.

Great-tailed Grackle Environment

How do Great-tailed Grackle adapt to their environment Quiscalus mexicanus, commonly known as the Great-tailed Grackle, is a species of bird that is able to adapt to its environment by using its strong beak to forage for food, such as insects, seeds, and fruits. It is also able to survive in a variety of habitats, from open fields to urban areas. For example, in the city of Austin, Texas, Great-tailed Grackles can be seen in parks, backyards, and even on rooftops.

What's their social structure? Quiscalus mexicanus is a social species that lives in large flocks. They are omnivorous, meaning they feed on both plants and animals, and are usually found near water sources. They are at the top of the food chain, as they have no natural predators. They interact with their family and species in a hierarchical manner, with the dominant birds having the most control over the flock. They will often establish a pecking order, with the dominant birds having the first access to food and other resources. They also use vocalizations to communicate with each other and to establish their dominance.

How would you describe their survival instincts? They have a variety of survival instincts that allow them to respond to different stimuli. For example, they are able to recognize predators and respond by flying away or hiding in dense vegetation. They also have the ability to recognize food sources and will flock to areas where food is plentiful. Additionally, they are able to recognize potential mates and will use vocalizations to attract them.