The homing instinct.    From Wordnet, Princeton University. 

Adjective : We saw the homing birds at dusk. ,the homing instinct; a homing beacon.    From Dictionary.com. 

I figured if we got close enough, my uterus (the built in homing device all women share) would get us the rest of the way.    From Wordnik.com.  [Dru Blood - I believe in the inherent goodness of all beings: No Hugs, Many Thoughts.] Reference

The so-called homing trend is also continuing in 2010/11.    From Wordnik.com.  [Latest News from SYS-CON MEDIA] Reference

In one case, a researcher identified a genetic element called a homing intron.    From Wordnik.com.  [Ars Technica] Reference

The busy bats of Boston had their own kind of homing radar.    From Wordnik.com.  [GAME ONE] Reference

A carrier has the "homing" instinct more fully developed than any other animal.    From Wordnik.com.  [Outdoor Sports and Games] Reference

This could mean they're being directed toward the tail by some kind of homing mechanism, and this would be a reasonable expectation.    From Wordnik.com.  [The Panda's Thumb: August 2010 Archives] Reference

State wildlife study uses magnets to disrupt crocodiles "homing" instinct.    From Wordnik.com. Reference

For the entire time that they've been foraging they've been able to preserve this kind of homing vector.    From Wordnik.com.  [The Globe and Mail - Home RSS feed] Reference

The line between working at home and "homing" at work, to badly coin a phrase, is getting blurrier every year.    From Wordnik.com.  [Slashdot: Your Rights Online] Reference

'homing' instinct of the Northerner, accustomed through long ages to spend long winters mostly indoors, stirred in his blood.    From Wordnik.com.  [Elizabeth's Campaign] Reference

Apparently even rebels have a strong homing instinct.    From Wordnik.com.  [Not-So-Square Squires] Reference

He saw the homing shells burst from the Ranger's tubes.    From Wordnik.com.  [Gold in the Sky] Reference

Ross thought back to their first voyage on the homing derelict.    From Wordnik.com.  [Key Out of Time] Reference

Many skiers now carry "beepers" that can send or receive homing signals.    From Wordnik.com.  [Death In The Alps] Reference

  When homing in on humidifiers, here are five questions to keep in mind.    From Wordnik.com.  [Humidifier hints: 5 things to keep in mind before you buy] Reference

As said before, the homing instinct of horses and cattle is very remarkable.    From Wordnik.com.  [Ranching, Sport and Travel] Reference

Already the homing shells were out of sight; only the twin flares were visible.    From Wordnik.com.  [Gold in the Sky] Reference

It stopped when he stopped and Ben touched another switch, cutting the homing beacon.    From Wordnik.com.  [Code Three] Reference

Like twin bullets the homing shells moved out, side by side, in the track of the escaping.    From Wordnik.com.  [Gold in the Sky] Reference

He is homing in on a compound called SOCS-3, which seems to inhibit the activity of leptin.    From Wordnik.com.  [What You Don't Know About Fat] Reference

Evil cabal: Democrats are homing in on two other legislators sympathetic to the extreme right.    From Wordnik.com.  [Friendly Fire] Reference

"It's the next best thing to be/Free as a bird/Home, home and dry/Like a homing bird I'll fly.".    From Wordnik.com.  [Come Together] Reference

Nearly every evening, near sundown, I see a pair of wild pigeons homing toward the crest of Apo.    From Wordnik.com.  [Terry A Tale of the Hill People] Reference

A homing bird shrieked a shrill "good-night," as it passed above them, flying from shore to shore.    From Wordnik.com.  [Ruth Fielding and the Gypsies The Missing Pearl Necklace] Reference

Unlike an X-ray or CT imaging, PET records brain activity by homing in on the glucose that fuels it.    From Wordnik.com.  [The Disappearing Mind] Reference

German scientists using chemical "fingerprints" from the seized samples are homing in on the thieves.    From Wordnik.com.  [For Sale] Reference

At the end of a lonesome, laborious day she saw it; and she hurried to it with a sort of homing instinct.    From Wordnik.com.  [The Wrong Woman] Reference

Descriptions of the habits of one or more well-known varieties -- pouters, fantails, homing pigeons, etc.    From Wordnik.com.  [Ontario Teachers' Manuals: Nature Study] Reference

Far scattered are her sons, but they have the homing heart, and unforgetting cronies wait to welcome them.    From Wordnik.com.  [St. Cuthbert's] Reference

Once there was a startling rush of wings as a homing-pigeon flew past the open arch and hissed off into the night.    From Wordnik.com.  [Orrain A Romance] Reference

It looked just like a homing pigeon seeking an altitude, from which it could find its bearings, before starting in.    From Wordnik.com.  [The Airplane Boys among the Clouds or, Young Aviators in a Wreck] Reference

NELL GREENFIELDBOYCE: The birds in this study were about a dozen homing pigeons kept by a fancier who lives in Hungary.    From Wordnik.com.  [Backpacked Birds Reveal Who's The Boss] Reference

Had they been left alone their wonderful homing instinct would certainly have got them there just as quick as they could travel.    From Wordnik.com.  [Ranching, Sport and Travel] Reference

I leaned my cheek against the bars and set free my thoughts, which flew, as swift as homing pigeons, to my dear love in his dungeon cell.    From Wordnik.com.  [Margaret Tudor A Romance of Old St. Augustine] Reference

The results were the first "smart bombs," which could be steered on target using tiny TV cameras, infrared sensors or laser homing systems.    From Wordnik.com.  [Landmarks] Reference