[permalink] [id link]
This species is very closely related to the White-browed Blackbird, S. superciliaris which breeds further south, and was formerly considered to be subspecies of Red-breasted Blackbird.
from
Wikipedia
Some Related Sentences
species and is
For here if anywhere in contemporary literature is a major effort to counterbalance Existentialism and restore some of its former lustre to the tarnished image of the species Man, or, as Malraux himself puts it, `` to make men conscious of the grandeur they ignore in themselves ''.
The misplaced modifier is another species more honored in the observance of obscurity than in the breach.
One species is restricted to statements which are neither explicit nor precise regarding a particular person, place, time or thing.
It seems to me that the first human being to reach one of these planets may well learn what it is to be a truly great and noble species ''.
If you really insist on knowing their names, an excellent book on the North American species is Bumblebees And Their Ways by O. E. Plath.
It is an amazing fact that in some species this will happen while the summer is still in full swing, for instance, in August.
One of my favorites is A. armata, a species very common in England, where it is sometimes referred to as the lawn bee.
Almost equal in size to a honeybee, A. armata is much more beautiful in color, at least in the female of the species: a rich, velvety, rusty red.
Its life history is much simpler than that of the truly colonial bumblebees and can serve as an example of the life cycle of many other species.
It is, however, highly suggestive and agrees well with our own findings in which we also failed to demonstrate normally occurring bronchial artery-pulmonary artery shunts in certain species, especially the dog.
Finally, it is suggested that in many respects the horse lung may be anatomically more comparable to that of the human than any other presently known species.
On chemical grounds it seems most likely that iodide is first converted to Af and then to Af as the active iodinating species.
There is a complete synonymy at the beginning of each species description.
There is Mijbil, an otter who travelled with Maxwell -- and gave Maxwell's name to a new species -- from the Tigris marshes to his London flat.
However, in contexts where " amoeboid " is defined more loosely, there are many amoeboid species that are in the Excavata clade.
The total number of known amphibian species is approximately 7, 000, of which nearly 90 % are frogs.
The numbers of species cited above follow Frost and the total number of known amphibian species is approximately 7, 000, of which nearly 90 % are frogs.
All modern amphibians are included in the subclass Lissamphibia, superorder Salientia, which is usually considered a clade, a group of species that have evolved from a common ancestor.
The suborder Neobatrachia is by far the largest group and includes the remaining families of modern frogs, including most common species.
Urodela is a name sometimes used for all the extant species of salamander.
The largest family in this group is Plethodontidae, the lungless salamanders, which includes sixty percent of all salamander species.
The colour change displayed by many species is initiated by hormones secreted by the pituitary gland.
species and very
They've got a big vulture from Tanganika at the zoo here, with a wife for him, too, very rare birds, both of them, the only Vulturidae of their species outside Africa.
The fully neutral form ( structure ( 1 ) on the right ) is a very minor species in aqueous solution throughout the pH range ( less than 1 part in 10 < sup > 7 </ sup >).
The color of the shell is very variable from species to species, and may reflect the animal's diet.
As befits its weedy life history, amaranth grains grow very rapidly and their large seedheads can weigh up to 1 kilogram and contain a half-million seeds in three species of amaranth.
A few species can creep very slowly by using spiny defensive zooids as legs.
Bees all have two pairs of wings, the hind pair being the smaller of the two ; in a very few species, one sex or caste has relatively short wings that make flight difficult or impossible, but none are wingless.
However, the tree constructed by the living tree project, a collaboration between ARB-Silva and LPSN where a 16S ( and 23S if available ) tree of all validated species was constructed, the genus Bacillus contains a very large number of nested taxa and majorly in both 16S and 23S it is paraphyletic to Lactobacillales ( Lactobacillus, Streptococcus, Staphylococcus, Listeria, etc.
In most species, all dermal denticles are oriented in one direction, making the skin feel very smooth if rubbed in one direction and very rough if rubbed in the other.
Some species and genera had a very wide distribution with only minor variations.
The order Cucurbitales in the eurosid I clade comprises almost 2600 species in 109 or 110 genera in 8 families, tropical and temperate, of very different sizes, morphology, and ecology.
Wildlife diversity is very high ; there are 441 species of amphibians and reptiles, 838 species of birds, 232 species of mammals and 181 species of fresh water fish.
Cave-dwelling species are also very fragile, and often, a particular species found in a cave may live within that cave alone, and be found nowhere else in the world, such as Alabama cave shrimp.
By design, CITES regulates and monitors trade in the manner of a " negative list " such that trade in all species is permitted and unregulated unless the species in question appears on the Appendices or looks very much like one of those taxa.
They are very selective feeders and will feed on the leaves of one species and disregard other species surrounding it.
Aquilegia species are very interfertile, and will self sow.
The complex ecology of chaparral habitats supports a very large number of animal species.
species and closely
The aardvark is not closely related to the pig ; rather, it is the sole recent representative of the obscure mammalian order Tubulidentata, in which it is usually considered to form one variable species of the genus Orycteropus, the sole surviving genus in the family Orycteropodidae.
Wallace did extensive fieldwork, first in the Amazon River basin and then in the Malay Archipelago, where he identified the Wallace Line that divides the Indonesian archipelago into two distinct parts, one in which animals closely related to those of Australia are common, and one in which the species are largely of Asian origin.
The eyed and eyeless forms of A. mexicanus, being members of the same species, are closely related and can interbreed.
These characteristics originally defined the genus, but not all such species are closely related, and many have been moved to other genera.
Zebrafish are also closely related to the genus Devario, as demonstrated by a phylogenetic tree of close species.
During Charles Darwin's studies on the Galápagos Islands, Darwin observed 13 species of finches that are closely related and differ most markedly in the shape of their beaks.
In the United States, the cane toad closely resembles many bufonid species.
Only a few species are arboreal-the North American gray fox, the closely related Channel Island fox, and the raccoon dog habitually climb trees.
Colloquially, the common chimpanzee is often called the chimpanzee ( or " chimp "), though technically this term refers to both species in the genus Pan: the common chimpanzee and the closely related bonobo, formerly called the pygmy chimpanzee.
Orcas and some closely related species belong to the Delphinidae family and therefore qualify as dolphins, even though they are called whales in common language.
Recent genetic evidence, however, suggests Callorhinus is more closely related to some sea lion species, and the fur seal / sea lion subfamily distinction has been eliminated from many taxonomies.
The fossil record ( especially the sister species Pinguinus alfrednewtoni ) and molecular evidence show that the three genera, while closely related, diverged soon after their common ancestor, a bird probably similar to a stout Xantus's Murrelet, had spread to the coasts of the Atlantic.
These differences grow larger between less closely related species.
What is more, many an individual invertebrate taxon has a greater number and variety of species than the entire subphylum Vertebrata, In fact some of the so-called invertebrata, such as the Chaetognatha and Hemichordata, are more closely related the Chordata than to other invertebrate phyla.
The golden jackal is more closely related to wolves and coyotes than to other jackal species.
The term orca is preferred by some to avoid the negative connotations of " killer ", and because, being part of the family Delphinidae, the species is more closely related to other dolphins than to whales.
The Lesser Kestrel ( F. naumanni ), which much resembles a small Common Kestrel with no black on the upperside except wing and tail tips, is probably not very closely related to the present species, and the American Kestrel ( F. sparverius ) is apparently not a true kestrel at all.
The kittiwakes ( genus Rissa ) are two closely related seabird species in the gull family Laridae, the Black-legged Kittiwake ( R. tridactyla ) and the Red-legged Kittiwake ( R. brevirostris ).
In essential structural characteristics, as well as in general appearance and habits, all the animals of this genus very closely resemble each other, so whether they should be considered as belonging to one, two, or more species is a matter of controversy among naturalists.
In this case, closely related species may regularly interbreed, but hybrids will be selected against and the species will remain distinct.
The Order Microbiotheria ( which has only one species, the monito del monte ) is found in South America, but is believed to be more closely related to the Australian marsupials.
Charles Darwin | Darwin's illustrations of beak variation in the Darwin's finches | finches of the Galápagos Islands, which hold 13 closely related species that differ most markedly in the shape of their beaks.
neapolitanum ); of these, the neapolitanum group more closely resembles the natural wild species.
The chromosome sets may be from the same species or from closely related species.
0.141 seconds.