They still needed to return to water to lay their shell-less eggs, and even modern amphibia have a fully aquatic larval stage with gills like their ancestral fish.

They needed to develop new means of locomotion to replace the sideways thrusts of their tails that had been used for swimming.

They needed to develop new methods to regulate their body heat in order to cope with fluctuations in ambient temperatures.

They needed to develop behaviours suitable for reproduction in a terrestrial environment.

They also wanted village cooperatives to keep the profit from crop sales in local hands, and credit institutions to underwrite needed improvements.

They consist in measuring the force needed for tearing an adherent layer from a substrate or for tearing two adherent layers one from another.

They are used to treat a wide variety of conditions and symptoms and are usually a first choice when short-term CNS sedation is needed.

They argued that a new type of political force was needed to challenge the Conservative Party.

They are taking form in independent bookstores, coffeehouses, local pubs, and through new and innovative means to create the social capital needed to foster the sense and spirit of community.

They were in a position where they needed to shore up their legitimacy, but also justify the fall of the Julio-Claudians.

They now needed a winning team.

They decided that a special commission was needed to implement the " most energetically revolutionary " measures.

They quickly realized that ethnic inclusiveness was needed if the new republic was to maintain control over the territories bequeathed by the Qing dynasty.

They describe what is needed to be defined in a database for any specific application.

They found that certain carbide forming elements, one of which was vanadium, did not disperse until the steel reached higher temperatures than those needed to dissolve the carbides.

They needed the same seaworthiness and endurance, and as they necessarily became larger, they became officially designated " torpedo boat destroyers ", and by the First World War were largely known as " destroyers " in English.

They are spiritual exercises needed for the health of the spirit, just as physical exercise is required for the health of the body.

" They also say that a good definition of " natural property " is problematic but that " it is only in criticism of naturalism, or in an attempt to distinguish between naturalistic and nonnaturalistic definist theories, that such a concept is needed.

They serve all the major cities and many rural areas, complemented by bus connections where needed.

They are often designed in a one-way layout, leading customers counter clockwise along what IKEA calls " the long natural way " designed to encourage the customer to see the store in its entirety ( as opposed to a traditional retail store, which allows a consumer to go directly to the section where the goods and services needed are displayed ).

They must be protected from unauthorized disclosure and destruction and they must be available when needed.

They too needed time to marshal, supply and position their forces, and sort out final assignments to the three-prongs of attack.

They fought packed in a close rectangular formation, typically eight men deep, with a leader at the head of each column and a secondary leader in the middle, so that the back rows could move off to the sides if more frontage was needed.

They have also been used in close quarters combat ( CQC ) settings where a small weapon is needed ( e. g. by special forces attacking buildings or tunnels ).

They can be easily built by hobbyists, as nothing more than a cheap microcontroller together with an analog multiplexer and a little other circuitry is needed.

They marched with bayonets fixed, and as fixed on their faces was anger, fear, and torment.

They recommended, also, that `` at a fixed hour, let the entire family be assembled for night prayers, followed by a short reading of the Holy Scriptures ''.

They chanted a fixed tune in time to the report of the stick.

They leave behind the fixed positively charged dopants near the junction.

They often do not require fixed table schemas, avoid join operations by storing denormalized data, and are designed to scale horizontally.

They consider new doctrines not derived from the sealed canon of Scripture to be both impossible and unnecessary whether proposed by church councils or by more recent prophets ( even though the canon itself was fixed by these councils ).

They have a fixed lens within each iris that enlarges in darkness.

Frame S ' has an arbitrary but fixed rotation with respect to frame S. They are both inertial frames provided a body not subject to forces appears to move in a straight line.

They measured the circumference of a circle as three times the diameter and the area as one-twelfth the square of the circumference, which would be correct if < span style =" font-family: symbol ;"> pi </ span > were fixed at 3.

They do not imply that the particles are moving with fixed speeds.

They may also attempt to resist categorization by genre and fixed form, finding such approaches limiting and counter-intuitive to artistic form and reasoning.

They have to be calibrated against a primary thermometer at least at one temperature or at a number of fixed temperatures.

They employ a single fixed rear gear, or cog, that does not freewheel.

They are suggested to be hot, causing large-volume melting, and to be fixed in space.

They receive a guaranteed fixed levy from student fees every year.

They consist, instead, of oscillations or vibrations around almost fixed locations.

They offer more flexibility than sleeved models, and can be used on shafts that are fixed in place.

They inhabit tubular structures composed of chitin and fixed to the bottom.

They work as fixed weir most of the time allowing overspilling for the common floods.

They provided for automatic spending cuts ( called " sequesters ") if the deficit exceeded a set of fixed deficit targets.

They are fixed expressions, and cannot be modified internally: beautiful King's College is acceptable, but not * King's famous College, except in cases of tmesis, such as Absolutely Fabulous ' " Aby-bloody-ssinian bloody Vogue ".

They were expected to return to their homelands after a fixed period.

They blend in to the surrounding tissue and are fixed in position.

They, like most aquatic turtles, have fixed tongues, so they must eat their food in water.