"They also behaved like embryonic cells, differentiating into cells from eac h of the three main tissue types that form in a developing embryo," it said. The authors conclude that human embryonic cells have the ability to reprogr am adult cell chromosomes following cell fusion." Estimates of canvasback numbers were similar to last year and the Service wi ll continue last year's restriction. Seasons for canvasbacks will be 60 days in the Pacific Flyway, 39 days in the Central Flyway, and 30 days in the At lantic and Mississippi Flyways. "Barbara, we really have to get a move on. Another forty-five minutes and we have to start paying overtime. And we still haven't shot half of the episod e. We're going to be here all night if we don't start now." Gwedif sprouted a tentacle and placed it on my hand. "Carl," he said, "you'r e not being asked to play God. Your part is about to be explained. If you re fuse it, then we go back home, and our people plan a new way to try to conta ct your people. That's all. We're not going to launch our ship into the sun if we fail -- the drama you hear is part of the formal nature of High Speech . You've been around me enough to know we don't usually talk like that. But we do need your perspective on this. You know your people like we could neve r know them. We need to see through you whether we can make contact with hum ans here and now. Do you understand a little better now?"