Jonayla

In the "Earth's Children" book series, Jonayla is the daughter of Ayla and Jondalar. She plays an important role in the later books of the series as she is a bridge between the two different cultures of her parents. Jonayla is raised by the Zelandonii, her mother's people, and learns their ways and traditions. However, she also spends time with her father's people, the Mamutoi, and learns their ways as well.

Jonayla is also important in the story as she is seen as a continuation of Ayla's legacy. Ayla is a skilled medicine woman and healer, and Jonayla shows an interest in the same field. She also inherits some of her mother's unique abilities, such as being able to communicate with animals. As Jonayla grows up, she becomes a respected member of the Zelandonii, and later in the series, she plays a significant role in the spiritual life of her people.

Overall, Jonayla represents the coming together of two cultures and the continuation of Ayla's legacy.

Durc

Durc is a fictional character in the Earth's Children book series by Jean M. Auel. He is the son of Ayla and Broud, the son of the leader of the Clan. Durc is a Homo sapiens-neanderthalensis hybrid, also known as a Cro-Magnon. He is a key figure in the books because he represents the blending of the two human species, and the possibility of a peaceful coexistence between them.

Durc is rejected by the Clan because of his physical appearance, as he looks more like his mother's kind than his father's. Ayla raises him on her own and teaches him skills from her own culture, such as language and tool-making. Durc becomes a skilled craftsman and healer, and his knowledge and abilities help Ayla and her people survive in the harsh prehistoric world.

Throughout the series, Durc struggles with his identity and where he belongs in the world. He longs for acceptance from both the Clan and the Others (Cro-Magnon), but feels rejected by both. Despite this, he remains loyal to his mother and becomes an important member of her community.

Durc's role in the story also highlights the importance of diversity and acceptance in society, as well as the potential for cooperation and understanding between different groups of people.