Conceptual Design and Validation of a Hydrogen Training Airplane
Sebastian Piotr Kuk

Navigating the Labyrinth: Organizational Challenges in Integrated Diabetes Care for Individuals with Type 2-Diabetes and Schizophrenia: A Qualitative Exploration from the Healthcare Professionals’ Perspective
Tanja Juhl Mikkelsen, Dorte Moeller Jensen, Elsebeth Stenager, Mette Juel Rothmann

Information Needs and Data Harmonization—Two Sides of the Same Coin?
A. J. Million, Jenny Bossaller, Sanja Gidakovic
So far undetermined Middle Miocene (Badenian) bird fossils from the Mátraszőlős 3 site (Nógrád county), Part II. (Ardeidae, Scolopacidae, Columbidae, Apodidae, Picidae, Strigidae and Passeriformes)
Ida Horváth
Seasonal variations and migration phenology of the avifauna of Mandothi wetlands, India
Aruna Yadav, Deepak Rai
The diet of the European Bee-eater (Merops apiaster) in Višnjička Kosa, Belgrade, Serbia
Vuk Popić, Jovana Bila Dubaić, Aleksandar Ćetković, Ivana Novčić
Breeding biology of Rufous-bellied Woodpecker (Dendrocopos hyperythrus) in Rudraprayag District (Western Himalayas), Uttarakhand, India
Parul Bhatnagar, Dinesh Bhatt, Ashish Kumar Arya
Seasonal variation in wetlands influence the dynamics of waterbird communities in Dungarpur district, Rajasthan, India
Krishna Asawra, Anshuk Mitra, Kanishka Mehta, Rakesh Kumar, Alka Kumari, Hemlata Koli, Ashish Kumar Jangid, Vijay Kumar Koli
Plumage aberration in Chestnut-bellied Sandgrouse (Pterocles exustus) from Rajasthan, India
Rounak Choudhary, Vivek Sharma, Subroto Dutta, Harish Sahu
Temporal dynamics of shorebird assemblages in Valinokkam Lagoon, Southeast India: A new wintering site along the Central Asian Flyway
Hameed Byju, Hegde Maitreyi, Samutharapandian Ravichandran
First data on bird species composition of Djebel Aïssa National Park, Southwestern Algeria
Imene Habibi, Abdelkrim Benaradj, Farid Bounaceur, Zakaria Brahimi
Diet of a breeding population of South Polar Skuas (Stercorarius maccormicki) of the Schirmacher Oasis, Central Dronning Maud Land, East Antarctica
Sergey V. Golubev, Igor I. Chupin