On the specific points of contention, Mr Tusk
gave little ground to the UK position set out in recent high-profile speeches by Mrs May and Mr Hammond.
emphasised close co-operation with the UK on security, scientific research and education should continue.
"Friction is an inevitable side-effect of Brexit.
cited a line of the Lithuanian national anthem and recalled his visit in Vilnius after he had just assumed the post of Poland's prime minister.
The official said Tusk
had warned that if there was no progress within next 10 days, that would make moving forward impossible.
Another possible reason to extract a tusk
is that ancient humans who lived in this same area are known to have used ivory to make weapons.
, which has earned it the nickname "the unicorn of the sea," is actually an especially long tooth that can grow up to 9 feet long.
again warned that the Brexit bill - estimated at PS50billion - must be settled before trade talks begin.
The terms of the agreement will see Tusk
Therapeutics receive an exclusive world-wide licence from Cancer Research Technology (CRT) to develop and commercialise therapeutic antibodies against the target.
aHaving in mind examples of this, it is clear that Russiaas strategy is to weaken the EU,a added Tusk
Welcomed by Turkish Prime Minister Ahmet Davutoy-lu, Merkel, Tusk
and Timmermans later left the airport by a bus, which belongs to Turkish Prime Ministry.
An ancient tusk
was found by scientists in Pakistan, offering clues to the history of the stegodon, an elephant-like animal that roamed over 1 million years ago.