what country vasco da gama sail for?
Portugal
contradiction
 He sails from Barra ( continuing the story from Chapter 7 ) to Ega . In Solimões ( the Upper Amazons ) the soil is clay , alluvium or deep humus , with rich vegetation . They catch a manatee ( sea cow ) which tastes like coarse pork with greenish , fish @-@ flavoured fat , and he is badly bitten by small " Pium " bloodsucking flies . Pieces of pumice have floated 1200 miles ( 1900 km ) from the Andes volcanoes . Bates observes a large landslip on which masses of giant forest trees rock to and fro . He notes there are discomforts but " scarcely any danger from wild animals " . He becomes desperate for intellectual society , running out of reading matter , even the advertisements in the Athenaeum journal . He describes the food and fruits at Ega , and the curious seasons , with two wet and two dry seasons each year , the river thus rising and falling twice . The people regularly eat turtles . 

contradiction
 Some bar @-@ tailed godwits Limosa lapponica have the longest known non @-@ stop flight of any migrant , flying 11 @,@ 000 km from Alaska to their New Zealand non @-@ breeding areas . Prior to migration , 55 percent of their bodyweight is stored as fat to fuel this uninterrupted journey . 

entailment
 Their collaboration proved successful when , on the thirtieth day at sea on the 1976 voyage , Mau stated soon they would see land , and the next day , Tahiti . A few hours later , they spotted land @-@ based white terns ( Gygis alba ) followed by a diminution of the trade @-@ wind swell . That night they spotted Mataiva . After a brief stopover , with little more than another day 's sailing they made landfall at Tahiti where they were welcomed by 17 @,@ 000 people — half the population of Tahiti . 

neutral
 Each full flag depicts 10 knots ( 19 km / h ) of wind . 

contradiction
 Long flights over water may occasionally be undertaken . A young white stork ringed at the nest in Denmark subsequently appeared in England , where it spent some days before moving on . It was later seen flying over St Mary 's , Isles of Scilly , and arrived in a poor condition in Madeira three days later . That island is 500 km ( 320 mi ) from Africa , and twice as far from the European mainland . Migration through the Middle East may be hampered by the khamsin , winds bringing gusty overcast days unsuitable for flying . In these situations , flocks of white storks sit out the adverse weather on the ground , standing and facing into the wind . 
