*** Percidae ( perches and darters )

Tropicbirds, darters, cormorants, gannets, boobies and frigatebirds, all traditional members of the order, have since been reclassified: tropicbirds into their own order, Phaethontiformes, and the remainder into Suliformes.

Unlike their relatives ( the darters and cormorants ), sulids have a well-developed preen gland whose waxy secretions they spread on their feathers for waterproofing and pest control.

Usually, adult darters begin their migration to the breeding area in mid-January.

" However, by convention all of the Sphenisciformes and Procellariiformes, all of the Pelecaniformes except the darters, and some of the Charadriiformes ( the skuas, gulls, terns, auks and skimmers ) are classified as seabirds.

On land, Pelagic Cormorants are rather clumsy and walk with the high-stepped waddling gait typical for all Sulae except darters ; after landing they often scratch the ground, as is typical for cormorants.

Members of the genus Sympetrum are called darters ( or meadowhawks in North America ), and are found throughout most of the world, except Australia.

In some parts of northeastern India, darters were ( or are ) used by tribals to capture fish from streams.

The nesting trees are shared with those of egrets, cormorants and darters.

They are commonly known as darters although the term " darter " is shared by several other genera.

The fish popularly known as darters are small, perch-like fish found in freshwater streams in North America.

Some darters are widespread throughout North America, most notably in New Jersey, Tennessee, and Kentucky, but others are restricted to single streams, leaving them vulnerable to extinction.

Like similar Etheostomatinae they are called " darters ".

More specifically the genus as a whole is known as roughbelly darters, while certain species of Percina with a pattern of vertical bars on the flanks are called logperches.

Leopard darters are found in medium to large streams.

* Genus Percina ( roughbelly darters and logperches, c. 45 species )

The quantitative diet of shadow bass consist mostly on small invertebrates mainly crayfish Order Decapoda when small less than three inches after three inches can begin feeding on small fish species such as darters, madtoms, and minnows ( Roell et al.

Many unique species of aquatic life including crabs, frogs and mudskippers, water birds such as terns, kingfishers, darters and cormorants, and animals such as otters and turtles live in and alongside the backwaters.

Occasionally, they may join mixed-species colonies including other heron species, cormorants, darters, ibises and gulls.

Leopard darters rarely exceed three inches ( 8 cm ) in length.

Leopard darters typically live less than two years, but individuals older than three years have been found.

Cormorants, darters and pelicans of the world.

The Oriental Darter differs in appearance from American darters most recognisably by its white lateral neck stripe.

An extra worry for the future of fountain darters is the parasitic, non-native trematode ( Centrocestus formosanus ), whose impact on the darter population is not yet known.

( 1993 ), Cormorants, darters and pelicans of the world.

In diving exhibits, darters and kingfishers could be seen hunting under water, and in the free-flight hall visitors still walk amongst tropical birds in dense vegetation.

In addition, heavy rainfall must cause enough flooding to lift the darters into the breeding area.

Young darters double in size between April and June.

Periodic sampling in the headwaters of the Buffalo River in Lawrence County, Tennessee, has indicated its population of slackwater darters is extremely small and limited.

Since the breeding habitat is usually 30 to 45 centimeters above the stream, the stream water must periodically rise ( as it does during heavy rains ) to give darters access to the breeding grounds.

Fixed like roosters on their perches

The town is the site of many beaches, both on the Atlantic and bay sides, as well as the Nauset Light, which was moved to the town in 1923 from its old location in Chatham, and the Three Sisters Lighthouses, which have since been moved away from their now-eroded perches on the coast to a field just west of Nauset Light.

I know artists who've been seriously knocked off their perches through disappointment.

In the city and suburb perches, residents turn their neighborhoods into gated communities by closing off all access and sometimes hiring guards .”

Oxpeckers have been observed to open new wounds and enhance existing ones in order to drink the blood of their perches.

The weakness of the feet and legs is reflected in their behaviour, rollers do not hop or move along perches and seldom use their feet other than for occasional lurching leaps along the ground pursuing escaping prey.

Other birds, being primarily diurnal, are often snatched from their nocturnal perches as they sleep.

Small birds such as chickadees, sparrows and warblers are the most common avian prey and such species are normally caught directly off of their nocturnal perches or during nocturnal migration.

Because there are no humans in their habitat, they are a very trusting species, as Attenborough discovers when one perches on his hand.

Beyond gleaning from leaves like other New World warblers, they often flit, flycatcher-like, out from their perches in short loops, to catch flying insects.

Afforded some degree of protection by their living perches, hawkfish seek the high ground of the reef where they warily survey their surroundings ; redolent of a hawk's behaviour, this habit inspired their common name.

When disturbed from their perches during this period, they dive into the water below and attempt to escape underwater.

Males sing from perches within their nesting territory.

They call a lot in the late mornings from their perches where they spend a lot of time and they rise on thermals in the mornings.

Their habit of preying on bees makes them a nuisance to bee-keepers, but farmers attract them to their fields using artificial perches in fields to encourage them to feed on pest insects.

They capture insects flying in the shade of the forest canopy by making aerial sallies from their perches.

They actively forage for insects under the forest canopy by making aerial sallies, often returning to their favourite perches.

However, after the explosion left 33 widows and 120 fatherless children ; an enquiry returned a conclusion that Mount Kembla Mine was both gassy and dusty and that the Meurant brothers and William Nelson " came to their death … from carbon monoxide poisoning produced by an explosion of fire-damp ignited by the naked lights in use in the mine, and accelerated by a series of coal-dust explosions starting at a point in or about the number one main level back headings, and extending in a westerly direction to the small goaf, marked 11 perches on the mine plan.

The Spot-bellied Eagle-Owl pounces on birds while they're asleep on their nocturnal perches in trees or bamboo clumps, often killing them in seconds with their powerful talons.

Although they are powerful and agile fliers, they are particularly clumsy in takeoffs and landings ; they use strong winds and high perches to assist their takeoffs.