Ключевые слова: achieve, achievement, across, animal, animals, ant, ants, bridge, carry, challenge, closeup, concept, connecting, construct, cooperation, cross, crossing, group, hard, harmony, help, idea, insect, insects, life, limitation, nature, obstacle, pond, problem, rescue, river, rock, sea, sky, space, stones, succeed, success, successful, team, teamwork, together, trouble, unite, unity, water, wood, work, worker,